caused quite a stir earlier this month when she arrived to the Candie's Foundation 2011 benefit gala with a surprising new look
-- a dark 'do, and noticeably more well-defined jaw and cheekbones. In light of plastic surgery rumors, The Associated Press
reports that the daughter of former vice presidential candidate Sarah Palin
has decided speak out to US Weekly
, where Bristol admits to having a "necessary" non-cosmetic procedure.