Because you like Dewey Finn in School of Rock

Lily Aldrin is a flaky but supportive kindergarten teacher and painter. See them in How I Met Your Mother.

Leonardo is spiritual, and devoted to more than just pizza. See them in Teenage Mutant Ninja Turtles.

Prideful and psychotic tendencies combine to make Dr. Eggman a dangerous and villain who will squash anyone in his path. See them in Sonic the Hedgehog.

Kevin Khatchadourian is a disturbed, affect-less teen on a dark path. See them in We Need to Talk About Kevin.

Freddie Freeman is a superhero aficionado with a dark sense of humor. See them in DC Extended Universe.

Harry Osborn is the privileged son of Oscorp's founder with a goblin-sized chip on his shoulder. See them in Marvel Cinematic Universe.

Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.

Chris Chambers is from a family of social outcasts and criminals, and he wants more than anything to avoid ending up like them. See them in Stand By Me.

Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.

It turns out breaking open an ancient cursed statue will do funny things to a girl like Enchantress. See them in Suicide Squad.

The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.

This lab mouse has one thing on his huge brain: trying to take over the world on a nightly basis. See them in Pinky and the Brain.