The fashion world got punk'd last night when typically-prim stars like Allison Williams, Anne Hathaway, and Ginnifer Goodwin added edge to their style in honor of the Met Gala's 2013 theme, Punk: Chaos to Couture. But nobody got into the spirit quite like the evening's original rebels, Madonna and Debbie Harry. Madge kicked things off in true punk form pairing Givenchy's spikes, fishnet, and tartan (dog collar included!), while Harry kept things decidedly badass in draped chains, sheer panels, and black shades, naturally. Click through the gallery to see the full red carpet fashion show.