Looking to work out and get back into shape? Having a hard time getting motivated? Maybe you need the help of Slaversize. That's right, dominatrix led aerobics.

"If you don't keep up, you get punished," she warned her students at a recent class, which she oversaw with a nonstop string of insults and orders. "I don't want to hear any whimpering. You're here to suffer. [ABC News via BoingBoing]

This is just too funny. Xeni also weighs in on the subject over at BoingBoing, including a picture.