Because you like Danny Zuko in Grease

Introverted Kira Yukimura is sweet, bubbly, and eager to make friends. See them in Teen Wolf.

When he's not working as a detective, Lucifer is driving around in a black convertible or having one-night stands. See them in Lucifer.

Donatello might come off as a tad nerdy, but don't let his geekiness fool you. He's a trained ninja and a skilled fighter. See them in Teenage Mutant Ninja Turtles.

It's impossible to say whether Winifred Burkle is cuter than she is smart, or vice versa. See them in Angel.

Hanna Marin is a determined girl defined by her ability to transform herself. See them in Pretty Little Liars.

Brilliant but self-destructive, Lip Gallagher spends more time stirring up trouble than hitting the books. See them in Shameless.

Susanna Kaysen is an aspiring writer, despairing young woman who struggles with suicidal thoughts. See them in Girl, Interrupted.

Samwell Tarly is a scholar, not a fighter. But that's not good for an aspiring member of the Night's Watch. See them in Game of Thrones.

All Catelyn Stark wants is to keep her family safe, but life in Westeros makes it nearly impossible. See them in Game of Thrones.

Marinette Dupain-Cheng is a shy teenage girl, fashion designer, and superhero. See them in Miraculous: Tales of Ladybug & Cat Noir.

Klaus Hargreeves is funny, flirty, and high at any given moment, but he's also the most emotionally literate of his super-powered siblings. See them in The Umbrella Academy.

A Hollywood starlet with a vindictive streak, Madison Montgomery is one witch that you shouldn't cross. See them in American Horror Story.