Because you like Principal Skinner in The Simpsons
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.
Dorothy Gale is a down-home Kansas girl in a bizarre fantasy land with beautiful red shoes. See them in The Wizard of Oz.
Izzie Stevens is a model-turned-med student who can do it all, even if people underestimate her. See them in Grey's Anatomy.
Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.
Jeff Winger thinks he's too cool for school, which is a problem because he just enrolled in community college. See them in Community.
Hoban Washburne shows you can be a hotshot space pilot *and* play with dinosaurs. See them in Firefly.
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.
Chuckie Finster is a baby afraid of everything from clowns to closets, unless his best friend's by his side. See them in Rugrats.
Intelligent Adele is soft spoken yet brimming with emotion. See them in Blue is the Warmest Color.
Emily Gilmore is the DAR chair, proud grandmother, and full of opinions. See them in Gilmore Girls.
A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.