Because you like Elmo in Sesame Street

Free-spirited Annie Hall goes through life saying "La-di-da, la-di-da, la la." See them in Annie Hall.

A powerful priestess, Melisandre is shrouded in mystery and lots of red. See them in Game of Thrones.

Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.

Aladdin is a street-thief who is on his way up. Way, way up! See them in Aladdin.

Raj Koothrappali is an astrophysicist who sees stars when he feebly tries to chat up women. See them in The Big Bang Theory.

Davos Seaworth is steadfast, intelligent, and trustworthy, which are hard traits to find in a place like Westeros. See them in Game of Thrones.

Morpheus is wise enough to see into the bones of the world. See them in The Matrix.

Tina Goldstein is better at getting the job done than following the rules. See them in Fantastic Beasts and Where To Find Them.

On the outside, Gwen seems meek and calm. But she has an inner core of steel. See them in Merlin.

Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.

The Grinch's heart is just too small to appreciate Christmas. See them in Dr. Seuss' How the Grinch Stole Christmas.

Frank Reynolds is too gross even for the prostitutes he hires. See them in It's Always Sunny in Philadelphia .