Okay, I admit it, not all of these are musicals. But I think in order to understand why some of these posters are so good, you should be notified immediately that a Dalek version of Footloose is a thing somebody spent time thinking about, and then making art of.
Susana Polo thought she'd get her Creative Writing degree from Oberlin, work a crap job, and fake it until she made it into comics. Instead she stumbled into a great job: founding and running this very website (she's Editor at Large now, very fancy). She's spoken at events like Geek Girl Con, New York Comic Con, and Comic Book City Con, wants to get a Batwoman tattoo and write a graphic novel, and one of her canine teeth is in backwards.