Because you like Sheldon J. Plankton in SpongeBob SquarePants
Claire Standish is a popular, perfect princess who's deeper than she seems. See them in The Breakfast Club.
Roger is a pansexual alcoholic non-human who will happily lie, cheat and steal to get what he wants. See them in American Dad!.
How lucky are we that Arthur Curry, the King of Atlantis, hasn't taken over the surface world? Very! See them in DC Extended Universe.
Alex Russo desperately wants to keep her magic – after all, things are so much easier when you can just wave a wand. See them in Wizards of Waverly Place.
A Wakandan spy, Nakia is capable, caring, and just the right amount of stubborn. See them in Marvel Cinematic Universe.
Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.
Megamind is searching for purpose in a supervillain life without a superhero to fight. See them in Megamind.
Relentlessly cheerful and optimistic, Erin Hannon is an office receptionist. See them in The Office.
Toph is a tenacious earthbender full of spirit and spunk and hates when people try to baby her because she's blind. See them in Avatar: The Last Airbender.
People think Karen Smith is a dumb blonde, but she disagrees and is proud she can predict the weather with her breasts. See them in Mean Girls.
In a rag-tag group of kids determined to take down the imperialistic Fire Lord, Katara is the glue that holds them together. See them in Avatar: The Last Airbender.