Katy Perry Instagrammed THESE photos from American Idol.
Katy Perry is wearing the Giuseppe di Morabito Sequinned Bell Sleeve Blouse. Buy it here: FARFETCH
Her pants are the Jonathan Simkhai Vegan Leather Tie Waist Pants. Buy them here: MODA OPERANDI, SAKS FIFTH AVENUE, and IFCHIC
Her shoes are the Amina Muaddi Bianca Platform Sandals. Buy them here: NET-A-PORTER and NORDSTROM
Get the look for less here: