Lady Gaga Tweets "Pop Singers Don't Eat"; Causes Controversy

As she gears up to embark on her Born This Way Ball world tour, Lady Gaga is working out and streamlining her diet to get in the best shape possible for the trek. Since the concert series kicks off on April 27 in Seoul, South Korea, the pop star only has about two more weeks to get her body ready for those revealing couture stage costumes!