Because you like Krusty The Clown in The Simpsons

Donkey is proof that if you're annoying enough you can change the world; he's the reason that his friend Shrek does, well, anything. See them in Shrek.

Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.

Javert is an inspector with a single-minded focus: to bring criminals to justice. See them in Les Miserables.

Experiment 626 was designed for one thing: to destroy everything he touches. See them in Lilo & Stich.

N'Jadaka is a righteous man with a violent agenda. See them in Marvel Cinematic Universe.

Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.

Dewey Finn will rock you. He feels rock and roll in his blood and guts. See them in School of Rock.

His nickname of 'Zero' says a lot about what other people think of him, but he's finally standing up for himself. See them in Holes.

Linda Belcher doesn't prescribe to what society deems as "normal." She narrates her life through song, much to the alarm of everyone nearby. See them in Bob's Burgers.