People.com's Halloween Party

Stars' Halloween-Worthy Looks

Dressing up like a celeb? See the outrageous outfits of Katy Perry, Nicki Minaj and more – and tell us which one you'd wear Oct. 31!

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CEE LO GREEN

The "F– You" singer is anything but forgettable – just check out his outrageous stage outfits! From his gold robe to his feathered outfit – complete with gladiator-style breastplate – to his sparkly jacket and headpiece, Green's ensembles leave us spellbound!