Because you like Olivia Benson in Law & Order: Special Victims Unit

After becoming accepted into the group of popular girls, Tracy Freeland has turned from a sweet and reserved teenager into a monster. See them in thirteen.

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.

Celine's a spontaneous Parisian college student enjoying the night of her life. See them in Before Sunrise.