In Photos: Katy Perry's 10 wildest fashion moments

From retro pinup to stripped-down CoverGirl, there's no look that Katy Perry can't (and hasn't) pulled off.

And though Katy’s endured her share of ups and downs (and a public, messy divorce from comedian Russell Brand) the ever-effervescent singer has come out swinging and continues to exude her particular brand of feel-good bubblegum pop.

Now, as she prepares to take the Grammys stage on Jan. 26 (airing exclusively on City), we’ve tracked down Katy's 10 most colourful, memorable and downright wild fashion moments.

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