Because you like Lexie Grey in Grey's Anatomy

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

Born into luxury, Sybil Crawley wants to find real purpose and meaning in her privileged life. See them in Downton Abbey.

Don't tell anyone Kate Austen was under arrest when the plane crashed. See them in Lost.

Lane Kim is the drummer for Hep Alien, but don't let her mom know. See them in Gilmore Girls.

Serena van der Woodsen is a wild child. Too wild, her friends and family might argue. See them in Gossip Girl.

Amy Farrah Fowler deserves sainthood for putting up with Sheldon Cooper. See them in The Big Bang Theory.

Nate Archibald is confident, shrewd and trying to do the right thing. But that isn't always easy on the ruthless Upper East Side. See them in Gossip Girl.

Logan Huntzberger is a daredevil, romantic, and heir to a media empire. See them in Gilmore Girls.

Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.

Sookie St. James is a klutzy and perfectionist chef who's always there for her friends. See them in Gilmore Girls.

Short on book smarts but long on compassion, this high school football player secretly has a soulful side. See them in Glee.

The brilliant Mona Vanderwaal is proof that undergoing an "extreme makeover" isn't always a good thing. See them in Pretty Little Liars.