Because you like Alex Karev in Grey's Anatomy

D.J. Tanner is a rebellious teen who wishes her lame dad would butt out of her personal life. See them in Full House.

Samantha Jones is a try-sexual who'll try anything once. See them in Sex and the City.

For Jack Pearson, the best thing about having triplets is giving three times the love. See them in This Is Us.

A sarcastic and nosy tomboy, Stephanie Tanner is understandably not crazy about being the middle child. See them in Full House.

A poised, stately man-out-of-time, Ichabod Crane typically faces the modern world with wry quip. See them in Sleepy Hollow.

Michael Scofield is no criminal, and he didn't get jailed by accident. See them in Prison Break.

A charming acapella performer, Jesse Swanson perfectly blends being nerdy with being cool. See them in Pitch Perfect.

Joe West is overprotective and secretive when his children are involved. See them in DC Extended Universe.

Joey Potter is a low-key girl next door in love with her best friend. See them in Dawson's Creek.

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