Fiona Apple in the video for "Fast As You Can." Photo via The New Fiona Apple Musicians have the best jobs in the world. They not only get to sing and dance before millions but also do some acting on the side. While most of this acting won't be up for Golden Globes anytime soon, some of them exude villainy enough to go down in our little awards show: 11. Sisters of Oz, "Once in a Lifetime" We figured these monochromatic Sirens do not really like men. 10. En Vogue, "Riddle" Homegirls playing out domestic revenge fantasies and serving face at the same time? Living. 9. Britney Spears, "Criminal" It's Britney, (the) bitch. Watch her grow up from braided schoolgirl to this Bonnie-type miscreant terrorizing London with real-life squeeze Jason Trawick as Clyde. 8. Janet Jackson, "Son of a Gun" That's Janet, Miss Jackson if she's nasty. The pop doyenne plays a...