POPSUGAR Celebrity Audrina Patridge Slide Picture of Audrina Patridge Showing Stomach at Muscle Milk Boxing Babe by Celebrity 6/16/10 12 Shares Like us on Facebook Sign up for our daily newsletter > Audrina Patridge put on her gloves for a Muscle Milk event in LA on Tuesday. Image Source: WireImage Read More Audrina PatridgeHot Audrina Patridge Laguna Beach and The Hills: Where Are They Now? 27 Times Celebrities Dressed as Other Celebrities For Halloween We Spy: Are Alexa Chung's Pigtails Too Immature? Audrina Patridge Hasn't Changed One Bit Since The Hills POPSUGAR, the #1 independent media and technology company for women. Where more than 75 million women go for original, inspirational content that feeds their passions and interests. Get the scoop with our daily newsletter A-Listers Movies TV Young Hollywood Sign up with By signing up, I agree to the Terms and to receive emails from POPSUGAR.