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A look back at Katy Perry’s workout and diet routine that kept her stage-ready over the years

Katy Perry made history this year, but it wasn’t with her music. She went to space, and that came after a lot of hard work.

Katy Perry shares batch of ‘holidaze’ pictures with Justin Trudeau

The 'Teenage Dream' singer shared photos from her holiday season, featuring two photos of the former prime minister of Canada ...