NO, we don't mean that Kelly Osbourne has accidentally tweeted a pic of her cupping either boobs or balls, and we don't really expect her to! LOLz!
We're talking cupping, which is an alternative medicine technique kinda like acupuncture — except you suction cups to your body instead of jabbing it with insane amounts of needles! In this pic (above), it looks like Kelly is doing both the bottom of her foot and the back of her thigh!
Here's what she posted along with the photo: