Because you like Christine Daae in The Phantom of the Opera
Toby Cavanaugh has trouble avoiding being manipulated. See them in Pretty Little Liars.
Causing mayhem practically since birth, rambunctious Fred Weasley plays pranks on his siblings and avoids school at all costs. See them in Harry Potter Series.
The ever-cheerful Tonks can change her appearance at will, but she can't seem to get rid of her clumsiness. See them in Harry Potter Series.
Evan is a sensible kid, but being sensible isn't going to help him lose his virginity. See them in Superbad.
Twisted and seemingly soulless, Bellatrix Lestrange finds joy in making others suffer. See them in Harry Potter Series.
Dallas Winston is headed down a dangerous, criminal road. See them in The Outsiders.
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.
Alex Danvers is a brilliant engineer tasked with alien threats, and one of those aliens is her adopted sister Supergirl. See them in Supergirl.
Success for Eggsy Unwin means joining Kingsman, and failure could mean death. See them in Kingsman: The Secret Service.
Moe Szyslak is the crabby owner of the grimiest bar in Springfield. See them in The Simpsons.