Because you like James P. Sullivan in Monsters, Inc.
Most kids hope for a car for their 16th birthday, but Mia Thermopolis' present is a country to rule. See them in The Princess Diaries.
Mavis Dracula's interests are anything black, scream cheese, and flying around. See them in Hotel Transylvania.
An inter-dimensional demon, Bill Cipher dreams of a more chaotic Gravity Falls. See them in Gravity Falls.
Moe Szyslak is the crabby owner of the grimiest bar in Springfield. See them in The Simpsons.
Rainbow Dash's interests include flying, playing pranks, and generally being themost awesome pony around. See them in My Little Pony.
Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.
Blaine Anderson is a put-together prep school boy with the voice of an angel. See them in Glee.
Daphne Blake's unfailing enthusiasm keeps the team's morale up even as they're battling evil spirits and other ghouls. See them in Scooby-Doo.
He's a get rich or die tryin' kind of raccoon. See them in Marvel Cinematic Universe.
Gina Linetti views herself as a sort of life coach/influencer to the rest of the office. She's not so keen on the "work" aspect of her job. See them in Brooklyn Nine-Nine.
Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.
Evan is a sensible kid, but being sensible isn't going to help him lose his virginity. See them in Superbad.