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Perry Outfits 4

Perry's been known to wear outfits suggestive of cartoon characters, but in the case of her gown for the 2009 MTV Europe Music Awards, we can only surmise she was paying homage to Remy the rat in Disney's Ratatouille. Her skirt looks like a piece of swiss cheese…if swiss cheese came in shades of coral, that is.

Katy Perry's Top 8 CopyKat Looks

Katy Perry went for a shagadelic look this week, when she channeled Austin Powers. But this wasn't the first time Katy had followed her fashion vision without any seeming regard for comfort. Let's take a look at some of her nuttier outfits and speculate on the strange inspirations behind them. --Wendy Geller