Katy Perry Tweeted THIS promo for the upcoming season of American Idol, premiering February 27 at 8|7c on ABC.
She is wearing the A.L.C. Alexandria Faux Leather Cut Out Dress. Buy it here: A.L.C., BERGDORF GOODMAN, BLOOMINGDALES, INTERMIX, NORDSTROM, REVOLVE, SAKS FIFTH AVENUE, SHOPBOP, and THE YES