Jennifer Lopez Wardrobe Malfunction While Presenting With Cameron Diaz at 2012 Oscars

All eyes were on What to Expect When You're Expecting co-stars Cameron Diaz, in Gucci, and Jennifer Lopez when they presented the best costume design and best makeup awards at today's Oscar ceremony. The ladies took the stage together in their co-ordinating gowns, though Jennifer's Zuhair Murad sparkler, with a plunging necklane, unexpectedly shifted on top. It was a rough night for the American Idol cast — Ryan Seacrest got punked by Sacha Baron Cohen on the red carpet and a J Lo wardrobe malfunction may have occured!