Because you like Kirk Lazarus in Tropic Thunder

Topanga Lawrence has been a put-together intellectual since basically the moment she could talk. See them in Boy Meets World.

Quinn Fabray can become a monster when there is something she wants. See them in Glee.

Raj Koothrappali is an astrophysicist who sees stars when he feebly tries to chat up women. See them in The Big Bang Theory.

Madman, murderer, or musician? No one knows the Phantom behind the mask. See them in The Phantom of the Opera.

A suave proprietor of an upscale nightclub and gambling den, Rick Blaine is dealing with World War II and a broken heart. See them in Casablanca.

A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.

A champion of chivalry, Don Quixote is dutifully bringing good to the world—even when others think he's out of his mind. See them in Don Quixote.

The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.

Beloved by all, Lucy is the most corageous Pevensie. See them in The Chronicles of Narnia.

Donna Pinciotti is strong, independent, and empathetic. No one messes with her. See them in That '70s Show.

Dorothy Gale is a down-home Kansas girl in a bizarre fantasy land with beautiful red shoes. See them in The Wizard of Oz.

Aslan represents everything good and just, he's just not super reliable. See them in The Chronicles of Narnia.