Katy Perry's been wearing wildly colorful hair on and off for weeks now, so it's no surprise to see her donning these pink, purple, and blue extensions. A smoky eye and her standard bubblegum-pink lipstick lend even more drama to her look. But the pièce de résistance? Katy's nail art, featuring various images of none other than her betrothed, Russell Brand. What do you think of Katy's I-love-Russell look? Is it a sweet tribute or is it just sickeningly sweet?