Because you like Daniel LaRusso in The Karate Kid
Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.
Rory Williams is a caring companion whose specialty is looking after others. See them in Doctor Who.
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.
The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.
This barber doesn't cut hair. Sweeney Todd sends his clients down a chute to be baked into his partner-in-crime's pies. See them in Sweeney Todd: The Demon Barber of Fleet Street.
With his perfectly combed hair and flashy military outfits, France can charm the pants off of anyone—well except his fellow nations, it seems. See them in Axis Powers Hetalia.
In charge of stocking the office's supply of cigarettes and liquor, Joan Holloway could run the whole company if they would let her. See them in Mad Men.
A speed-loving daredevil who lives on the edge, Sonic is as brave as he is cocky. See them in Sonic the Hedgehog.
A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.
While Alan Garner is loyal to his new friends, his efforts to help them often do more harm than good. See them in The Hangover.