Samantha Ronson Gets Bruises, Black Eyes from Bike Accident
04/11/2011 AT 04:50 PM EDT
The DJ, 33, posted the photo on Monday as a warning: "Wear a helmet kids!!!"
"You should see what I looked like on Saturday," she tells a Twitter follower.
She adds with a smiley face emoticon: "Just a little uglier than usual. Other than that, Vicodin is handling the rest."