Because you like Arthur Fonzarelli in Happy Days
Boomerang is equally skilled at tossing boomerangs and tossing back beers. See them in DC Extended Universe.
Xander Harris' life motto: laugh in the face of danger and then hide until it goes away. See them in Buffy the Vampire Slayer.
Shawn Hunter may be a bit of a rebellious bad boy, but he has a heart that's pure gold. See them in Boy Meets World.
From secret organizations to alien attacks, Kyon's life has been one weird, unexplainable thing happening after another. See them in The Melancholy of Haruhi Suzumiya.
Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.
Relentlessly cheery Ned Flanders enjoys a nice piece of bread with water on the side for dipping See them in The Simpsons.
A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.
Hoban Washburne shows you can be a hotshot space pilot *and* play with dinosaurs. See them in Firefly.
Charismatic, sociopathic, and dramatic, Charlie Bronson wants nothing more than to be famous. See them in Bronson.
Moe Szyslak is the crabby owner of the grimiest bar in Springfield. See them in The Simpsons.
A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.
Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.