Because you like Bernadette Rostenkowski in The Big Bang Theory

Both intelligent and empathetic, Remus Lupin is worn down by the weight of a secret. See them in Harry Potter Series.

Ramona Flowers is a delivery girl who's been through her fair share of bad breakups. Super-bad breakups! See them in Scott Pilgrim vs. the World.

Tony Stark's interests include cocktails, beautiful women, particle physics, and saving the world. See them in Marvel Cinematic Universe.

Teddy Sanders loves his frat brothers so much he might never leave school. See them in Neighbors.

Bedside manner is for chumps, not the brilliant Dr. Gregory House. See them in House M.D..

Ciel Phantomhive is a haughty teenage nobleman who doesn't suffer fools gladly. See them in Black Butler.

John Bender's interests include marijuana, fighting, and breaking the rules. See them in The Breakfast Club.

John Tyree has survived heavy gunfire and aggressive enemy soldiers. But can he handle a girl? See them in Dear John.

Gregor Samsa is an ordinary man in an abnormal predicament. See them in The Metamorphosis.

Sidney Prescott is trying to return to life as a regular, teenage girl – one who doesn't cause rooms to go silent when she walks in. See them in Scream.

Eren Jaeger will erase the Titans from this world until not a single one remains. See them in Attack on Titan.

This high school queen bee has everything, including a genius-level IQ—a fact Lydia Martin keeps hidden to maintain her image. See them in Teen Wolf.