A rock star is scheduled to visit the bakery owned by Marinette's parents, but his overwhelmed personal assistant is akumatized by Hawk Moth.
Trying to learn how to be nice, Chloé throws a party but loses her temper and fires her butler, who becomes akumatized into the vengeful Despair Bear.
When Marinette elects to hang out with her friends on her birthday instead of her grandmother, grandma is akumatized into a candy-gun-wielding baddie.