Because you like Beavis in Beavis and Butthead
Trevor Phillips is an unpredictable maniac who tortures people for no reason. See them in Grand Theft Series.
Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.
Stan Marsh is a fourth grader who is the ladies man of his classroom. See them in South Park.
Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.
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.
Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.
Scooby-Doo always keeps his priorities in order: eat snacks first, solve mysteries later. See them in Scooby-Doo.
Illiterate and oblivious, Crash Bandicoot is still a hero. See them in Crash Bandicoot.
Jack Twist is a playful free-spirit, but he isn't afraid to fight for what he wants. See them in Brokeback Mountain.
Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.
This bite-sized, power-hungry plankton is determined to uncover the secret recipe for the Krusty Krab burger. See them in SpongeBob SquarePants.