Because you like Kenny McCormick in South Park

Danny Zuko's car is auto-matic. Its system-matic. Its hyyyyydro-matic. Why, its greased lightning! See them in Grease.

Chuckie Finster is a baby afraid of everything from clowns to closets, unless his best friend's by his side. See them in Rugrats.

Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.

Leatherface's moods change with his masks. See them in The Texas Chainsaw Massacre.

Surly and sarcastic, Manny travels alone and prefers it that way. See them in Ice Age.

Tail's smarts and helpful nature come in handy in a pinch. See them in Sonic the Hedgehog.

Wendy Corduroy is the ultimate in cool in Gravity Falls. See them in Gravity Falls.

Eugene H. Krabs is a greedy restaurant owner who won't let a dime out of the reach of his claws. See them in SpongeBob SquarePants.

Anger is a cantankerous hothead whose job is to get others riled up. See them in Inside Out.

Dash Parr's super speed helps with his impatience. See them in The Incredibles.

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.

Billy Batson is a troublemaking teen grappling with a pretty weird superhero identity crisis See them in DC Extended Universe.