Rihanna Gets Nip Slipped a Mickey 12/4/2009 3:46 PM PT While on the set of her latest video outside L.A. the other day, Rihanna wore her favorite Mickey Mouse ears helmet and unknowingly flashed one of her weapons. RiR's bullet bra proved she's armed and scandalous. More Rihanna Rihanna -- Sorry Guys, Size Matters Share on Facebook Share on X Rihanna Paparazzi Photo