Jordin Sparks and contestant Trent Harmon AMERICAN IDOL: Jordin Sparks and contestant Trent Harmon in the ““Showcase #4: Judges Vote” episode of AMERICAN IDOL airing Thursday, Feb. 18 (8:00-10:00 PM ET/PT) on FOX. © 2016 FOX Broadcasting Co. Cr: Ray Mickshaw / FOX.