Cameron Diaz and Benji Madden are engaged by African Celebs December 19, 2014 African Celebs ShareTweetPinShareShare0 SharesCongratulation! There’s Something About Mary star Cameron Diaz, 42 and Benji Madden, 35 are engaged! The couple met about 7 months ago and have now taken their relationship to another the next level. We all can’t wait for the big day! See Also Happy Birthday To Multi Award Winning Singer Efya ShareTweetPinShareShare0 Shares Tags Benji Madden Cameron Diaz There's Something About Mary