Because you like Alex Karev in Grey's Anatomy

Caleb Rivers is a bad boy with a good reason for acting out. See them in Pretty Little Liars.

Charlotte York is an idealistic art curator who loves horses, tennis and Elizabeth Taylor movies. See them in Sex and the City.

They say prison changes you, and Piper Chapman is figuring that out the hard way. See them in Orange Is The New Black.

Sam Montgomery works hard, but her evil stepmother makes sure her efforts don't pay off. See them in A Cinderella Story.

Toby Cavanaugh has trouble avoiding being manipulated. See them in Pretty Little Liars.

Ezra Fitz is a young English teacher hounded by his own relationship mistakes. See them in Pretty Little Liars.

Lily Aldrin is a flaky but supportive kindergarten teacher and painter. See them in How I Met Your Mother.

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

As high-strung as she is talented, Rachel Berry both marches and sings to the beat of her own drum. See them in Glee.

Olive Hoover is an irrepressible child beauty queen (or would-be queen) who doesn't play by your rules. See them in Little Miss Sunshine.

Iris West is a barista and blogger determined to expose a secret. See them in DC Extended Universe.

Kim Kelly is a high school bully who's normally in a bad mood. But there's a softer side to her. See them in Freaks and Geeks.