Because you like Kyle Broflovski in South Park
Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.
Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.
Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.
Krusty The Clown somehow makes life sillier and more somber at the same time. See them in The Simpsons.
Sideshow Bob is a bitter ex-performer who was forced to do inhumane stunts for slapstick comedy. Now he's exacting revenge on his former boss, a clown. See them in The Simpsons.
Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.
Roger is a pansexual alcoholic non-human who will happily lie, cheat and steal to get what he wants. See them in American Dad!.
C is for cookie, and that's more than good enough for him. See them in Sesame Street.
Ahape-shifting dog, Jake is the last man's best friend. See them in Adventure Time.
Thanks to the contributions of this 14-year-old, the world is only occasionally destroyed by his grandfather. See them in Rick and Morty.
Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.
Patrick Star enjoys life's simple pleasures because he can't wrap his brain around anything more complicated. See them in SpongeBob SquarePants.