According to multiple Tweets, ReQuest Crew (Hip Hip International winners, America's Best Dance Crew Season 6) will be performing with Jennifer Lopez on the season finale of American Idol. TV Guide has the finale listed as tonight, May 22 at 8pm ET/PT for one hour and tomorrow, May 23 at 8pm ET/PT for a little over 2 hours, and it's not clear when this performance will occur.