Cameron Diaz & Benji Madden Couple Up for Jessica Alba's Star-Studded Birthday Party

Cameron Diaz and Benji Madden stepped out together in honor of good friend Jessica Alba‘s 36th birthday! The 44-year-old actress and the 38-year-old Good Charlotte lead guitarist matched in all-black outfits as they headed into Delilah for dinner on Friday night (April 28) in Los Angeles. PHOTOS: Check out the latest pics of Cameron Diaz