Because you like John Blutarsky in Animal House

A working class janitor with a world-class mind, Will Hunting is cocky, brash, and combative about his future. See them in Good Will Hunting.

Sephiroth wants nothing more than to seize the power of the Lifestream in order to become a god. See them in Final Fantasy Series.

A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.

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

D.J. Tanner is a rebellious teen who wishes her lame dad would butt out of her personal life. See them in Full House.

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

Gene Belcher dreams of a future in the limelight, and he doesn't let his lack of talent hold him back. See them in Bob's Burgers.

Henry Mills is an idealistic young boy with the heart of the truest believer. See them in Once Upon a Time.

Ted Mosby is a hopelessly romantic architect in search of someone to be the mother of his children. See them in How I Met Your Mother.

Evan is a sensible kid, but being sensible isn't going to help him lose his virginity. See them in Superbad.