Because you like Conor "Cosmo" Lalor in Sing Street

Alyssa Foley is a blunt and crass teenage runaway. See them in The End of the F World.

Some might call Jess Mariano mysterious. Others just call him moody. See them in Gilmore Girls.

Underneath her brassy, sarcastic exterior, Olive Penderghast is more sensitive than she pretends to be. See them in Easy A.

Sophisticated and aloof, Darcy couldn’t care less about marriage, despite women throwing themselves upon him with wishes of matrimony. See them in Pride & Prejudice.

George Weasley likes to invent quirky joke products, play Quidditch, and cause poor Mrs. Weasley a lot of anxiety. See them in Harry Potter Series.

Gloria Delgado-Pritchett's big personality is rivaled only by her big heart. Wait, did we mention she's gorgeous? See them in Modern Family.

Don't mess with Mickey Milkovich unless you want to see the wrong side of one of his many guns. See them in Shameless.

Jenna Rink is physically 30 but emotionally 13. She has a better excuse than most. See them in 13 Going on 30.

A brilliant "extractor," Dom Cobb has spent the past few years running from the authorities and his inner demons. See them in Inception.

A powerful mob boss, Vito Corleone is always making offers people can't refuse. See them in The Godfather.

Mark Zuckerberg has achieved everything he's ever wanted, and he's proving to the world how brilliant he is. But happiness eludes him. See them in The Social Network.