Tonight is the annual lighting of the Rockefeller Center Christmas tree, featuring performances by Cee Lo Green, Tony Bennett, Justin Bieber and the Rockettes! If you're planning on braving the crowds to attend the lighting, why not mark the festive occasion by wearing a ridiculous Christmas tree costume? PAPERMAG has assembled a guide of the best Douglas-fir fashions, worn by your favorite celebs (and some random weirdos), to inspire your Christmas-tree look! All your friends will be saying, "O Tannen...that looks bomb on you!"