Katy Perry spent the eve of her 28th birthday performing in front of an enthusiastic crowd of left-leaning voters at an Obama/ Biden rally last night in Las Vegas. In true Perry fashion, the singer donned a snug, form-fitting, long-sleeved white dress that looked like a voter ballot.
Fan of her music or not, an element Katy's never had problems with is pushing the envelope when it comes to her wardrobe choices. Whether it be child-like, glittery tutus, Smurfette-inspired blue hair or Old Hollywood-style red gowns the singer always keeps us amused,
In honor of her birthday, check out a selection of Katy's hottest looks throughout the years.