Los Angeles, Jan 13 : Singer Mariah Carey is reportedly following a new diet regime as she is only eating purple food!The 42-year-old has thrown herself into a new diet, three days a week when she only eats purple foods like plums, grapes and eggplants."They say a plum a day keeps the face-lifts away, and Mariah's loving her sexy new shape," showbizspy.com quoted a source as saying.
