Because you like Estelle Costanza in Seinfeld

Charles Xavier is a telepath who believes mutants and humans are both good at heart and can live in harmony. See them in X-Men Series.

Whether it's randomly bursting into song or writing Nancy Drew fan-fiction, Jess proudly marches to the beat of her own drum. See them in New Girl.

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

With great power comes great responsibility, but Peter Parker always seems to get the short end of that bargain. See them in Marvel Cinematic Universe.

A bookish know-it-all with a bossy streak, Hermione Granger always stands up for what she believes in. See them in Harry Potter Series.

Manipulative, gorgeous, and sharp as a tack, Blair Waldorf is a classic product of the Upper East Side. See them in Gossip Girl.

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.

The star of every school production since kindergarten and the most popular girl of East High, Sharpay Evans usually gets her way. See them in High School Musical.

A daring conman, Flynn Rider is so charismatic that you might not mind when he steals from you. See them in Tangled.

It doesn't matter how noble or brave he is. Jon Snow is a bastard, and people don't let him forget it. See them in Game of Thrones.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.