Opening ActOpening Act is an American reality talent show on E! that debuted on July 9, 2012.WWW eonline.com/shows/opening...PremiseThe series gives contestants, who are singers found via the internet, five days to prepare an opening act for a popular musical performer.Cast Nigel Lythgoe Antonina Armato Martina McBride Pete Wentz Nick Cooper Jason Derülo Olivia LeeBroadcastIn Australia, the series premiered on September 25, 2012 on E! Australia.