Pop art and fifties couture was the inspiration for Jason Wu’s spring 2012 collection, so for M.A.C.’s Diane Kendal, “it was an obvious choice to do a really bright mouth.” To achieve the poppy-red hue, Kendal mixed a neon-orange pigment into M.A.C.’s scarlet lipstick. As for Wu’s twisted, spiky updo, see just how painstaking the process was on model Siri Tollerød in our video.