Because you like Carl Gallagher in Shameless

Not a great influence with her classmates, this 13-year-old "cool girl" likes to shoplift, chug alcohol, and snort crushed pills. See them in thirteen.

Sidney Prescott is trying to return to life as a regular, teenage girl – one who doesn't cause rooms to go silent when she walks in. See them in Scream.

Everything is fascinating to Octavia Blake who has been locked away for her entire life. See them in The 100.

Tina Cohen-Chang is a shy loner who becomes a fierce performer on stage. See them in Glee.

Violet Harmon takes teen angst to a paranormal level. See them in American Horror Story.

Tattoos, bad boys, and heroin: Jane Margolis is learning that some vices are more dangerous than others. See them in Breaking Bad.

Pro tip: the psych ward is not the best place to find a mentor like Lisa Rowe. See them in Girl, Interrupted.

Luke Danes will serve you coffee and always be there for you to help out. See them in Gilmore Girls.

Scooby-Doo always keeps his priorities in order: eat snacks first, solve mysteries later. See them in Scooby-Doo.

Patrick Verona is a bad boy who's after a tough girl. See them in 10 Things I Hate About You.

The Grinch's heart is just too small to appreciate Christmas. See them in Dr. Seuss' How the Grinch Stole Christmas.

Although she's the queen of killer comebacks and one-liners, Janis Ian is honest about her feelings and cares deeply about her friends. See them in Mean Girls.