Get ready for a jam packed results show on Thursday as IDOL celebrates its 450th episode! Newcomer judge Keith Urban will take the stage live to perform his hit, "Long Hot Summer." Season 5 runner-up Katharine McPhee returns with OneRepublic to perform guest vocals on their new single, "If I Lose Myself." Season 11's Colton Dixon will also perform on the big night.
Make sure you don't miss out! Watch AMERICAN IDOL WED and THU at 8/7c on FOX.