Because you like Tommy Callahan Jr. in Tommy Boy

As Marlena Rosenbluth is finding out, confidence in the limelight doesn't always translate to power at home. See them in Water for Elephants.

The seasoned detectives in River Heights have got nothing on amateur sleuth Nancy Drew. See them in Nancy Drew.

Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.

Guillermo is the best servant a vampire could ask for. For years now. Not that he's counting. See them in What We Do In The Shadows.

Green skin, pointy hat, evil cackle—this villain has it all! See them in The Wizard of Oz.

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

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

Christian is a romantic who for some reason won't stop singing everything he feels. See them in Moulin Rouge.

Mike Hannigan is a lawyer-turned-pianist who loves to tap into his kooky side. See them in Friends.

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

Petyr Baelish's main assets? A sharp mind, deep pockets, and no scruples. See them in Game of Thrones.