Because you like Grover in Sesame Street
Although Penny's friends have genius-level IQs, they regularly come to her for advice and insight. See them in The Big Bang Theory.
A fourth grader without a moral compass, Eric Cartman lives on KFC, Taco Bell, Pizza Hut, and Cheesy Poofs. See them in South Park.
Edward Elric has a quick mind along with a quick temper. See them in Fullmetal Alchemist.
The son of Death has an obsession with perfection and symmetry. See them in Soul Eater.
Armed guards, FBI agents, notorious serial killers – Hannibal Lecter has bested them all, with time to finish dessert afterwards. See them in The Silence of the Lambs.
Years of being a social outcast have taken a toll, but Elphaba is willing to be wicked if it means she can do good. See them in Wicked .
Charlie Kelmeckis is a wallflower who's starting to blossom into something more. See them in The Perks of Being a Wallflower.
A bookish know-it-all with a bossy streak, Hermione Granger always stands up for what she believes in. See them in Harry Potter Series.
Korra is stubborn, outgoing, and faced with huge responsibilities she might not be ready for. See them in The Legend of Korra.
Manipulative, gorgeous, and sharp as a tack, Blair Waldorf is a classic product of the Upper East Side. See them in Gossip Girl.
This high school queen bee has everything, including a genius-level IQ—a fact Lydia Martin keeps hidden to maintain her image. See them in Teen Wolf.