The hightlight of the “American Idol Gives Back” episode was definitely the duet featuring Celine Dion and Elvis Presley. Reactions from TV viewers ranged from being amazed to thrilled and even spooked. If you’re still wondering, the video wasn’t shot infront of a live TV audience. Instead it was cleverly edited together with Elvis’ “If I Can Dream” 1968 comeback video and a Las Vegas Elvis impersonator. Here’s the video put together by an Elvis fan:

