The BEST episodes written by Bill Prady

The Stockholm Syndrome
star
8.58
3043 votes

#1 - The Stockholm Syndrome

The Big Bang Theory - Season 12 - Episode 24

Bernadette and Wolowitz leave their kids for the first time; Penny and Leonard try to keep a secret; Sheldon and Amy stick together; and Koothrappali makes a new friend, as the gang travels together into an uncharted future.

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The Change Constant
star
8.37
3801 votes

#2 - The Change Constant

The Big Bang Theory - Season 12 - Episode 23

Sheldon and Amy await big news.

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The Good Guy Fluctuation
star
8.06
13116 votes

#3 - The Good Guy Fluctuation

The Big Bang Theory - Season 5 - Episode 7

A cute comic book artist puts Leonard and Priya’s relationship to the test, while Sheldon tries to scare the guys for Halloween.

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The Roommate Transmogrification
star
8.05
13459 votes

#4 - The Roommate Transmogrification

The Big Bang Theory - Season 4 - Episode 24

When Bernadette receives her PhD, Wolowitz feels emasculated. Raj and Leonard swap apartments and Penny does something she regrets.

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The Egg Salad Equivalency
star
8.04
9757 votes

#5 - The Egg Salad Equivalency

The Big Bang Theory - Season 6 - Episode 12

When Sheldon is accused of sexual harassment, he ends up getting Raj, Leonard and Wolowitz in trouble too.

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The Herb Garden Germination
star
7.95
13069 votes

#6 - The Herb Garden Germination

The Big Bang Theory - Season 4 - Episode 20

Sheldon and Amy decide to start several rumors about the others as a test. Meanwhile, Howard takes his relationship with Bernadette to an even higher level.

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The Justice League Recombination
star
7.94
14414 votes

#7 - The Justice League Recombination

The Big Bang Theory - Season 4 - Episode 11

The guys find a "super" use for Penny's new boyfriend, Zack, when they enter a costume contest as the Justice League.

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The Boyfriend Complexity
star
7.94
14696 votes

#8 - The Boyfriend Complexity

The Big Bang Theory - Season 4 - Episode 9

Penny asks Leonard to lie to her father, while Howard, Raj and Bernadette pull an all-nighter at a telescope.

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The Dating Game
star
7.91
87 votes

#9 - The Dating Game

Dharma & Greg - Season 2 - Episode 24

When Dharma and Greg decide to go on a first date to get reacquainted the old-fashioned way, their courtship doesn't go as well as planned: a furious Dharma moves back in with her parents and refuses to speak to a penitent Greg.

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The Hawking Excitation
star
7.90
11569 votes

#10 - The Hawking Excitation

The Big Bang Theory - Season 5 - Episode 21

When Wolowitz gets to work with Stephen Hawking, Sheldon is willing to do anything to meet his hero.

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The Launch Acceleration
star
7.90
11105 votes

#11 - The Launch Acceleration

The Big Bang Theory - Season 5 - Episode 23

When NASA moves up Howard's mission, he must face his fears and Bernadette's dad, thus putting the wedding plans in jeopardy. Meanwhile, Leonard says something surprising to Penny in the bedroom.

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The Beta Test Initiation
star
7.89
12046 votes

#12 - The Beta Test Initiation

The Big Bang Theory - Season 5 - Episode 14

Leonard and Penny deal with the idea of starting a relationship again and Raj finally finds a "woman" he can talk to without being drunk. Meanwhile, Sheldon decides to start a YouTube series entitled "Sheldon Cooper presents Fun with Flags" with the help of Amy.

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The Werewolf Transformation
star
7.89
11564 votes

#13 - The Werewolf Transformation

The Big Bang Theory - Season 5 - Episode 18

Sheldon becomes agitated when his regular barber is out sick. Astronaut training causes Howard to reconsider wanting to go into space. Penny beats Leonard in chess, the first time she plays.

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The Zarnecki Incursion
star
7.85
13597 votes

#14 - The Zarnecki Incursion

The Big Bang Theory - Season 4 - Episode 19

The guys go all out to help Sheldon find the person responsible for hacking his online gaming account, while the girls' hatred for Priya increases.

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The Classified Materials Turbulence
star
7.85
11708 votes

#15 - The Classified Materials Turbulence

The Big Bang Theory - Season 2 - Episode 22

Penny's second date with Stuart sees her making a comment that gives Leonard new hope for a relationship with her. Wolowitz realizes there's a crucial error in a NASA project he's working on.

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The Cohabitation Formulation
star
7.83
13398 votes

#16 - The Cohabitation Formulation

The Big Bang Theory - Season 4 - Episode 16

As Wolowitz contemplates taking things with Bernadette to the next level, Leonard rekindles his relationship with Raj's sister Priya.

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The Irish Pub Formulation
star
7.82
14447 votes

#17 - The Irish Pub Formulation

The Big Bang Theory - Season 4 - Episode 6

Leonard keeps a romantic affair a secret from Sheldon, Howard and Raj.

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Pilot
star
7.81
17933 votes

#18 - Pilot

The Big Bang Theory - Season 1 - Episode 1

Brilliant physicist roommates Leonard and Sheldon meet their new neighbor Penny, who begins showing them that as much as they know about science, they know little about actual living.

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Mr. Montgomery Goes to Washington
star
7.80
265 votes

#19 - Mr. Montgomery Goes to Washington

Dharma & Greg - Season 1 - Episode 8

After Greg wins a major court case, he is urged to run for Congress. It's an idea that moves Dharma to consult Greg's mother for grooming advice, as a potential political wife. After worrying about Dharma fitting in with the political crowd, Greg embarrasses himself during his first public appearance by emerging from the washroom with his fly undone. But when Dharma tries to boost his confidence with a little back-seat lovin', it becomes front-page news. (""We know he's not a Democrat because he's having sex with his wife, and we know he's not a Republican because he's having sex."") Greg is thrown into a black depression until he realizes that his popularity has soared; then his opponent makes a decisive sexual confession of his own.

The Recombination Hypothesis
star
7.79
12156 votes

#20 - The Recombination Hypothesis

The Big Bang Theory - Season 5 - Episode 13

Leonard, who broke up with Priya, asks Penny out to a spur-of the-moment romantic dinner for two, and the duo contemplates resuming their relationship.

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Valet Girl
star
7.78
240 votes

#21 - Valet Girl

Dharma & Greg - Season 2 - Episode 7

Greg is forced to make a very embarrassing public admission when he sees the first girl he claims to have slept with and her jealous husband makes some serious threats. Meanwhile, Dharma and Greg attend the wedding of Kitty's housekeeper and offer to park cars as a wedding gift.

The Flaming Spittoon Acquisition
star
7.77
12441 votes

#22 - The Flaming Spittoon Acquisition

The Big Bang Theory - Season 5 - Episode 10

Sheldon considers taking his relationship with Amy to the next level when Stuart from the comic book store asks her out on a date.

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The Wiggly Finger Catalyst
star
7.76
13172 votes

#23 - The Wiggly Finger Catalyst

The Big Bang Theory - Season 5 - Episode 4

Penny plays Matchmaker for Raj, which results in him finding a girl he is comfortable talking to, but the gang suspects that she may be taking advantage of Raj.

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The Pork Chop Indeterminacy
star
7.76
11940 votes

#24 - The Pork Chop Indeterminacy

The Big Bang Theory - Season 1 - Episode 15

The rest of the gang fall for Sheldon's twin sister, and Leonard's plan to win her heart is derailed when Sheldon declares he'll be the one to decide who can date her.

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The Precious Fragmentation
star
7.76
12579 votes

#25 - The Precious Fragmentation

The Big Bang Theory - Season 3 - Episode 17

When the guys find a ring from "The Lord of the Rings" at a garage sale, it threatens to tear them apart.

The Maternal Congruence
star
7.76
11900 votes

#26 - The Maternal Congruence

The Big Bang Theory - Season 3 - Episode 11

A Christmas visit from his mother has Leonard discovering she's kept a lot of news from him that she shares with Sheldon and worrying if she'll approve of his romance with Penny.

The Gorilla Experiment
star
7.76
12366 votes

#27 - The Gorilla Experiment

The Big Bang Theory - Season 3 - Episode 10

Penny gets help from Sheldon in order to understand what Leonard's work is, while Wolowitz develops a jealousy when Leonard starts hanging out with his new girlfriend.

The Wildebeest Implementation
star
7.76
13168 votes

#28 - The Wildebeest Implementation

The Big Bang Theory - Season 4 - Episode 22

Raj attempts to cure his social anxiety disorder while Penny uses Bernadette to spy on Leonard and his girlfriend.

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The Pulled Groin Extrapolation
star
7.76
12966 votes

#29 - The Pulled Groin Extrapolation

The Big Bang Theory - Season 5 - Episode 3

Leonard and Amy get to know each other better when Amy invites Leonard to a wedding. Meanwhile, Howard and Bernadette spend the weekend with Mrs. Wolowitz.

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The Excelsior Acquisition
star
7.75
12591 votes

#30 - The Excelsior Acquisition

The Big Bang Theory - Season 3 - Episode 16

Sheldon winds up in traffic court when he gets a ticket because of Penny.

The Apology Insufficiency
star
7.74
13878 votes

#31 - The Apology Insufficiency

The Big Bang Theory - Season 4 - Episode 7

Sheldon's answers during an FBI interview put Wolowitz's security clearance in jeopardy.

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The Vartabedian Conundrum
star
7.73
11452 votes

#32 - The Vartabedian Conundrum

The Big Bang Theory - Season 2 - Episode 10

Leonard asks Penny for advice when his new relationship starts moving too fast.

Everybody Must Get Stones
star
7.73
149 votes

#33 - Everybody Must Get Stones

Dharma & Greg - Season 2 - Episode 19

Dharma and Greg join their parents, and even Pete and Jane, on a couples' retreat. But when they repeatedly fail tests designed to demonstrate the strength of their relationship (while Pete and Jane score tops), they resort to covert measures. Meanwhile, Kitty and Edward find a weekend in the wild to be just that.

Oldies but Young 'Uns
star
7.73
344 votes

#34 - Oldies but Young 'Uns

Married... with Children - Season 5 - Episode 17

Al goes crazy trying to remember the name of a song he heard on the radio.

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Dharma Does Dallas
star
7.70
136 votes

#35 - Dharma Does Dallas

Dharma & Greg - Season 4 - Episode 15

Dharma gets to know Greg's dysfunctional cousins and in-laws just in time to keep Edward from making a huge mistake in choosing his successor as head of the firm.

The Ornithophobia Diffusion
star
7.70
12429 votes

#36 - The Ornithophobia Diffusion

The Big Bang Theory - Season 5 - Episode 9

Leonard and Penny try hanging out as friends on a 'non-date,' but end up purposely ruining each others chances with perspective dates. Meanwhile, Sheldon enlists the help of Bernadette and Amy to overcome his fear of birds.

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He Ain't Heavy, He's My Father
star
7.70
261 votes

#37 - He Ain't Heavy, He's My Father

Dharma & Greg - Season 1 - Episode 9

When Greg needs an upgraded security clearance to work on a top-secret case, Dharma and the families are subjected to a background check, which reveals some very interesting information about Larry and Edward. Dharma discovers to her horror that her proud anti-establishment rebel father in not in fact wanted by the FBI as he's always bragged, and embroils Greg and Pete in a scheme to plant a phony file for Larry to steal. Meanwhile, Greg is shaken to discover that Edward never in fact divorced his first wife; and Kitty's reaction to the news is not what anyone would expect.

The Friendship Contraction
star
7.70
12084 votes

#38 - The Friendship Contraction

The Big Bang Theory - Season 5 - Episode 15

Sheldon's selfish demands force Leonard to reconsider their friendship. Meanwhile, Wolowitz tries to pick his astronaut nickname.

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The Skank Reflex Analysis
star
7.70
13842 votes

#39 - The Skank Reflex Analysis

The Big Bang Theory - Season 5 - Episode 1

Penny is worried with how damaged her friendship with the guys will be in the aftermath of her sleeping with Raj, while Sheldon becomes the leader of the paintball team.

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The Shiny Trinket Maneuver
star
7.69
12241 votes

#40 - The Shiny Trinket Maneuver

The Big Bang Theory - Season 5 - Episode 12

Sheldon gets in trouble with Amy when he isn't impressed by her recent accomplishment, and Howard must come to grips with Bernadette's dislike of children.

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The Vacation Solution
star
7.69
11557 votes

#41 - The Vacation Solution

The Big Bang Theory - Season 5 - Episode 16

When Sheldon is forced to take his vacation, he goes to work with Amy in her neurobiology lab. Also, Bernadette wants Howard to sign a pre-nup.

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The Bat Jar Conjecture
star
7.69
11887 votes

#42 - The Bat Jar Conjecture

The Big Bang Theory - Season 1 - Episode 13

Sheldon finds himself booted from the gang's Physics Bowl team and replaced by Leslie Winkle, so he forms his own team, hoping to prove he's superior.

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The Cushion Saturation
star
7.68
11223 votes

#43 - The Cushion Saturation

The Big Bang Theory - Season 2 - Episode 16

A paintball game leads to a fight between Sheldon and Penny, and romance for Leslie and Wolowitz.

The Rhinitis Revelation
star
7.68
12514 votes

#44 - The Rhinitis Revelation

The Big Bang Theory - Season 5 - Episode 6

Sheldon's mother, Mary Cooper, comes to visit, but Sheldon is annoyed that she also spends time with the rest of the gang, instead of catering to his every demand.

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The Spaghetti Catalyst
star
7.67
12952 votes

#45 - The Spaghetti Catalyst

The Big Bang Theory - Season 3 - Episode 20

When Leonard and Penny aren't speaking, Sheldon goes to extremes to keep them both happy.

Old Yeller
star
7.67
248 votes

#46 - Old Yeller

Dharma & Greg - Season 1 - Episode 14

Transportation becomes an issue for the young couple when Greg insists Dharma can use his car any time she wants but makes compulsive demands on her treatment of the vehicle. (Dharma: ""Honey, I love you, but bite me!"") So Dharma goes to a city auction with Jane and Pete and becomes the proud owner of a 1968 yellow schoolbus. Meanwhile, Abby invites the Montgomerys over for a meat dinner, and reveals that she was once romantically involved with Salazar, the featured artist at Kitty's charity exhibition. An amused Edward challenges the Finkelsteins to attend the function, which is threatened by a freak rainstorm and flood—it's 'Old Yeller' to the rescue!

The Hot Troll Deviation
star
7.66
14516 votes

#47 - The Hot Troll Deviation

The Big Bang Theory - Season 4 - Episode 4

An embarrassing secret of Wolowitz's comes to light, while Sheldon and Raj have a small war at work.

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The Loobenfeld Decay
star
7.66
12272 votes

#48 - The Loobenfeld Decay

The Big Bang Theory - Season 1 - Episode 10

Leonard and Sheldon each lie to avoid seeing Penny's concert, but Sheldon's lie is a bit too complicated for his own good.

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Spring Forward, Fall Down
star
7.66
217 votes

#49 - Spring Forward, Fall Down

Dharma & Greg - Season 1 - Episode 21

Spring fever hits klutzy Dharma, moving her to dance naked on the roof (in full view of a newscast helicopter and, hence, an appalled Kitty), carpet the apartment with live grass and enter a ballroom dancing contest at the Montgomerys' posh country club. Reluctant Greg insists they should accept that they have no chance of winning and merely enjoy themselves, but Dharma confesses to her parents that for once in her life, she's like to be competitive at all costs. Trouble is, the brunt of her aspirations is borne not by her competition but by Greg.

The Wheaton Recurrence
star
7.66
12640 votes

#50 - The Wheaton Recurrence

The Big Bang Theory - Season 3 - Episode 19

A fight between Leonard and Penny threatens their relationship, while Sheldon battles Wil Wheaton in bowling.