When faced with an iconic moment like performing at the Super Bowl, rest assured Beyoncé utilized every resource to make an equally iconic fashion statement.  With millions of eyes fixated on her, the 34-year-old Grammy winner marched onto the football field in Calif. Sunday adorned in a black custom leather jacket with gold metal military details. It was a unique twist on the singer's classic and consistent one-piece stage look.  The men behind the ensemble, Dsquared2's designers Dean and Dan Caten, knew they were designing for a musical battle.  "We love Beyonce and wanted to create something where she resembles a warrior leading her female posse who fall into...