Because you like Sheldon J. Plankton in SpongeBob SquarePants

Haymitch Abernathy is a trainer for the tributes of District 12, although he's never sober enough to give much advice. See them in The Hunger Games .

Anastasia Steele's new boyfriend Christian might as well come with a warning label that reads "Beware: Severe Issues That Might Warrant a Trip to Dr. Phil." See them in Fifty Shades of Grey.

Aslan represents everything good and just, he's just not super reliable. See them in The Chronicles of Narnia.

Lilo is an Elvis-loving, troublemaking, imaginative little girl. See them in Lilo & Stich.

Sam Montgomery works hard, but her evil stepmother makes sure her efforts don't pay off. See them in A Cinderella Story.

Corpse Bride's dreams were taken from her. But now - now she's stolen them from someone else. See them in Corpse Bride.

Thanks to the contributions of this 14-year-old, the world is only occasionally destroyed by his grandfather. See them in Rick and Morty.

Not even a closed door will deter this eternal optimist. See them in Frozen.

Sidney Prescott is trying to return to life as a regular, teenage girl – one who doesn't cause rooms to go silent when she walks in. See them in Scream.

There's erratic, and then there's Senor Chang. See them in Community.

George Weasley likes to invent quirky joke products, play Quidditch, and cause poor Mrs. Weasley a lot of anxiety. See them in Harry Potter Series.

You won't like him when Bruce Banner is angry. See them in Marvel Cinematic Universe.