Because you like Ben Stone in Knocked Up

Simon Spier has long known that he's gay, but he doesn't know how to open up about that – even to his closest friends See them in Love, Simon.

Knuckles the Echidna is a 16-year-old red echidna (aka a spiny anteater) and guardian of the ancient Master Emerald. See them in Sonic the Hedgehog.

Irene Adler has to use both her brains and her body to survive. Luckily, she's usually the most brilliant person in the room. See them in Sherlock.

Alex Dunphy's self-reliant intelligence comes with a healthy dash of sarcasm. See them in Modern Family.

Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.

Paris Geller is a newspaper editor, class president, and headed for Harvard. See them in Gilmore Girls.

David Rossi may chase serial killers for a living, but he's more interested in what wine pairs well with tonight's parmigiana. See them in Criminal Minds.

Viking Astrid Hofferson has it all: brains, brawn, and some killer braids. See them in How to Train Your Dragon.

Mitchell Pritchett prefers to have a place for everything and everything in its place. See them in Modern Family.

Beautiful and artistic, Aria Montgomery follows her own path. See them in Pretty Little Liars.

The crown prince of the Fire Nation, Zuko has been ordered by his father to find the long-lost Avatar before he is allowed to return home. See them in Avatar: The Last Airbender.