Because you like Roger Sterling, Jr. in Mad Men

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.

Blunt but anxious, Gretchen Ross bonds most easily with those who have lived tough lives like she has. See them in Donnie Darko.

Jessica Davis is the girl that guys like to like. See them in Thirteen Reasons Why .

People think Karen Smith is a dumb blonde, but she disagrees and is proud she can predict the weather with her breasts. See them in Mean Girls.

Haley Dunphy's interests include shopping, dating, and avoiding homework at all costs. See them in Modern Family.

Omar Little is a pretty chill guy, as long as you can forgive the stealing and killing people. See them in The Wire.

A brave "Young Wolf," Robb Stark has never lost a battle. See them in Game of Thrones.

It’s a shame that the Seven Kingdoms doesn’t allow a woman to rule. The scheming, focused Cersei Lannister would do a far better job than either of her sons. See them in Game of Thrones.

Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.

A soulful bass player, Nick O'Leary can't stop sending breakup CDs to his ex. See them in Nick and Norah's Infinite Playlist.

Simon Spier has long known that he's gay, but he doesn't know how to open up about that – even to his closest friends See them in Love, Simon.

Summer Roberts is privileged and preppy but also surprisingly open-minded and fiercely loyal. See them in The O.C..