Grammys 2011

The Five Most Outrageous Grammys Costumes

From Beyoncé's studded leather dress to Fergie's space-age girdle, stars went wild onstage

#5: BEYONCÉ

Music's fiercest lady toughened up for the Grammys stage, shaking her million-dollar curves in an Atelier Versace leather dress composed entirely of tiny triangles studded together at each corner.