Clark Beckham performs on AMERICAN IDOL Clark Beckham performs on American Idol 2015 – FOX AMERICAN IDOL XIV: Clark Beckham performs on AMERICAN IDOL XIV airing Tuesday, May 12 (9:00 PM-10:00 PM ET/PT) on FOX. CR: Michael Becker / FOX. © FOX Broadcasting. This image is embargoed until 10:00PM PT.