The BEST episodes of The Tonight Show Starring Jimmy Fallon season 2

#1 - Jay Leno, Lucy Liu, Kevin Delaney, Dave Davies

Season 2 - Episode 30 - Aired 11/7/2014

#2 - David Duchovny, Jeff Foxworthy, Pitbull, Kevin Eubanks

Season 2 - Episode 140 - Aired 5/20/2015

David Duchovny (Aquarius (2015)); Jeff Foxworthy (Are You Smarter Than a 5th Grader? (2007)). Also: Pitbull performs; Kevin Eubanks sits in with The Roots.

#3 - Emma Stone, Logan Lerman, Sam Smith

Season 2 - Episode 17 - Aired 10/14/2014

#4 - Zach Galifianakis, Casey Wilson

Season 2 - Episode 16 - Aired 10/13/2014

Zach Galifianakis (Birdman or (The Unexpected Virtue of Ignorance) (2014)); Casey Wilson (Marry Me (2014)); Andrew Orvedahl performs stand-up.

#5 - Larry David, Jason Alexander, Natasha Leggero, Alabama Shakes

Season 2 - Episode 148 - Aired 6/8/2015

Larry David and Jason Alexander (Broadway play "Fish in the Dark"); Natasha Leggero (Another Period (2015)); Triple Crown-winning jockey Victor Espinoza. Also: Alabama Shakes performs.

#6 - Jon Stewart, Padma Lakshmi, Jim Gaffigan

Season 2 - Episode 38 - Aired 11/19/2014

Jon Stewart (Rosewater (2014)); Padma Lakshmi (Top Chef (2006)). Also: Jim Gaffigan performs stand-up.

#7 - Emma Thompson, Dane Cook

Season 2 - Episode 10 - Aired 10/3/2014

#8 - Kerry Washington, Carson Daly, Julian Casablancas + The Voidz

Season 2 - Episode 2 - Aired 9/23/2014

#9 - Nicole Kidman, Patton Oswalt, The War on Drugs

Season 2 - Episode 60 - Aired 1/6/2015

Athlete Quotes; Rejected Girl Scouts Cookies; Tonight Show Pros & Cons: Making a New Year's Resolution; Box of Lies (Nicole Kidman); The War on Drugs performed "An Ocean in Between the Waves"

#10 - Will Ferrell, Kevin Hart, Ariana Grande

Season 2 - Episode 74 - Aired 2/1/2015

Tonight Show The Scooter Pole; Tonight Show Superlatives; Jimmy Fallon, The Roots, and various muiscal acts performed "We Are the Champions"; Steve Higgins sends out to first commercial with Arnold Schwarzenegger; Lip Sync Battle (Will Ferrell, Kevin Hart, appearance by Drew Barrymore); The New England Patriots improve Will Ferrell's sweatshirt; Ariana Grande performed "One Last Time"; Note: This episode counted as a special and not a regular episode.

#11 - Mitt Romney, Grace Helbig, G-Unit

Season 2 - Episode 105 - Aired 3/25/2015

Former GOP presidential candidate Mitt Romney; Grace Helbig (The Grace Helbig Show (2015)). Also: G-Unit performs with The Roots.

#12 - Helen Mirren, Oscar Isaac, Wale

Season 2 - Episode 108 - Aired 3/30/2015

Helen Mirren (Woman in Gold (2015)); Oscar Isaac (Ex Machina (2015)). Also: Wale performs with The Roots.

#13 - Alan Cumming, Carey Mulligan, Ludacris

Season 2 - Episode 106 - Aired 3/26/2015

Alan Cumming (play "Cabaret" and The Good Wife (2009)); Carey Mulligan (play "Skylight" and Far from the Madding Crowd (2015)). Also: Ludacris performs with The Roots.

#14 - James Spader, Margot Robbie, Tobias Jesso Jr.

Season 2 - Episode 92 - Aired 2/26/2015

James Spader (The Blacklist (2013)); Margot Robbie (Focus (2015)). Also: Tobias Jesso Jr. performs with The Roots.

#15 - January Jones, Bubba Watson, Brandon Flowers

Season 2 - Episode 103 - Aired 3/23/2015

January Jones (Mad Men (2007) and The Last Man on Earth (2015)); golfer Bubba Watson. Also: Brandon Flowers performs; Villanova piccolo player Roxanne Chalifoux sits in with The Roots.

#16 - Jude Law, Keri Russell, Fall Out Boy

Season 2 - Episode 70 - Aired 1/20/2015

Hard GED Questions; Questlove's birthday; Tonight Show Pros & Cons: Obama's State of the Union Address; Jimmy promotes MasterCard Priceless Surprises; Inflatable Flip Cup (Keri Russell); Fall Out Boy performed "Centuries"

#17 - Chris Hemsworth, Sienna Miller, Joey Bada$$

Season 2 - Episode 65 - Aired 1/13/2015

Tonight Show Pros & Cons: Having a Self-Driving Car; Water War (Chris Hemsworth); Joey Bada$$ performed "Like Me"

#18 - Robert Downey Jr., Ira Glass, Big & Rich

Season 2 - Episode 13 - Aired 10/8/2014

#19 - Ben Stiller, Brie Larson, Damon Wayans

Season 2 - Episode 56 - Aired 12/19/2014

#20 - Ricky Gervais, Jordana Brewster, Elle King, Boz Scaggs

Season 2 - Episode 112 - Aired 4/3/2015

Ricky Gervais (Derek (2012)); Jordana Brewster (Furious 7 (2015)). Also: Elle King performs; Boz Scaggs sits in with The Roots.

#21 - Jennifer Aniston, Bill Gates, Mario Batali

Season 2 - Episode 71 - Aired 1/21/2015

Millennial Changes; Tonight Show Lip Flip (Jennifer Aniston); Bill Gates brings Jimmy a cap and bumper sticker; Bill Gates and Jimmy drink water made from sewage

#22 - Ellen DeGeneres, Neil Young, Doc Severinsen

Season 2 - Episode 76 - Aired 2/3/2015

Tonight Show Mom & Pop Quiz: Grammy Edition; Doc Severinsen sits in with The Roots; Tonight Show Pros & Cons: Doing The Tonight Show in Los Angeles; Jimmy performs as Neil Young (appearance by Neil Young); Ellen DeGeneres gives audience a $100 Visa gift card; Password (Jimmy Fallon & Ellen DeGeneres Vs. Reese Witherspoon & Steve Carell); Neil Young promotes Pono music player; Neil Young performed "Who's Gonna Stand Up?"

#23 - Jack Black, Melissa Rivers, Jeff Garlin

Season 2 - Episode 128 - Aired 5/4/2015

Jack Black (Bad Bromance (2015)); author Melissa Rivers ("The Book of Joan"); Jeff Garlin (The Goldbergs (2013)) performs stand-up.

#24 - Colin Firth, Jack McBrayer, Triumph the Insult Comic Dog, The Weekend

Season 2 - Episode 82 - Aired 2/12/2015

Jeb Bush E-mails; Presidential Lie Detector; Chris Christie Quotes; Tonight Show Superlatives (appearance by various sports players); Tonight Show #hashtags: #WhyImSingle; Catchphrase (Jimmy Fallon & Triumph, the Insult Comic Dog Vs. Colin Firth & Jack McBrayer); The Weeknd performed "Earned It"

#25 - Jeremy Piven, Ariana Grande, Joshua Topolsky

Season 2 - Episode 102 - Aired 3/20/2015

Jeremy Piven (Mr Selfridge (2013)); singer Ariana Grande is interviewed; technology expert Joshua Topolsky presents baby-themed gadgets. Also: Andy Summers sits in with The Roots.