Katy Perry Wears Marchesa Tutu in London for Part of Me Premiere

The Katy Perry: Part of Me star attended the London premiere of her film in a frilly Marchesa dress and, shockingly, there wasn't a single whip cream bra in sight!

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Katy Perry Wears Marchesa Tutu in London for Part of Me Premiere—Not a Whipped Cream Bra in Sight!

Katy Perry - Katy Perry attends European Premiere of 'Katy Parry, Part Of Me' LONDON, ENGLAND - JULY 03: Katy Perry attends the European Premiere of 'Katy Perry Part Of Me' at

Katy Perry attends the European premiere of Katy Perry: Part Of Me 3D News Photo - Getty Images

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Katy Perry flies solo as she wows on the red carpet for Part Of Me premiere

Katy Perry flies solo as she wows on the red carpet for Part Of Me premiere

Katy Perry Katy Perry: Part of Me 3d Movie Premiere in London England July 3, 2012 – Star Style

Katy Perry Wears Marchesa Tutu in London for Part of Me Premiere—Not a Whipped Cream Bra in Sight!

Katy Perry UK premiere of Katy Perry Part of Me - Arrivals London, England - 03.07.12 Stock Photo - Alamy