Jay Z, Beyoncé and Blue Ivy dressed as Salt-N-Pepa and donned Barbie-themed outfits for Halloween, dressing as "Black Barbie," "40th Anniversary Ken" and mini Barbie. A photo posted by Beyoncé (@beyonce) on Oct 31, 2016 at 9:50pm PDT If you are wondering how she did, we happen to have the iconic...