Because you like Niles Crane in Frasier

Claire Standish is a popular, perfect princess who's deeper than she seems. See them in The Breakfast Club.

Taystee Jefferson is always down for a laugh and to help a friend out. See them in Orange Is The New Black.

K-2SO is a blunt and sarcastic reprogrammed Imperial droid who is always up for an adventure. See them in Rogue One.

Sally Albright is high maintenance who she thinks she's low maintenance. But she's still worth it. See them in When Harry Met Sally....

There's more to this sweet, caring landlady than meets the eye. See them in Sherlock.

If this slick ad man doesn't like the conversation, he changes it—while drinking and smoking. See them in Mad Men.

Cat Grant gets what she wants: a piping hot latte or an interview with Supergirl. See them in Supergirl.

Cosmo Kramer is an eccentric schemer whom you might know better as the "Assman." See them in Seinfeld.

Hannah Horvath is kind of a mess, but she owns her messiness in a way few people do. See them in Girls.

This barber doesn't cut hair. Sweeney Todd sends his clients down a chute to be baked into his partner-in-crime's pies. See them in Sweeney Todd: The Demon Barber of Fleet Street.

You won't like him when Bruce Banner is angry. See them in Marvel Cinematic Universe.

Andy Bernard is a preppy Cornell grad who's very likely to break into an acapella performance. See them in The Office.