Pop sensation Katy Perry is preparing for her upcoming tour, but she took a break from those preparations for a star-studded ...

Katy Perry's glamorous gown for Sunday's live taping of American Idol sparked a myriad of reactions, with even the host Ryan Seacrest joking that she had the dates for the Met Gala mixed up.

Katy Perry fully ... unique black dress which seemed to marry avant-garde style with enviable practicality. The garment was ...

Katy Perry stunned American Idol audiences with her final performance attire, donning a reflective metallic dress adorned with images of previous contestants. The iconic judge made sure to leave a ...