Because you like Angelica Pickles in Rugrats
Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.
With each reboot, Janet progresses more and becomes capable of human emotions. See them in The Good Place.
Samantha Jones is a try-sexual who'll try anything once. See them in Sex and the City.
Wendy Testaburger is a born leader who is not afraid to stand up to the other fourth graders for what she believes in. See them in South Park.
Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.
James Gordon happens to be the one guy in Gotham City with proper morals who doesn't also run around in a cape. See them in DC Extended Universe.
Relentlessly cheery Ned Flanders enjoys a nice piece of bread with water on the side for dipping See them in The Simpsons.
Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.
Frank Reynolds is too gross even for the prostitutes he hires. See them in It's Always Sunny in Philadelphia .
A self-proclaimed diva, Mercedes Jones is on the hunt for a stage worthy of her talents. See them in Glee.