Simon Cowell's Discoveries
First, Terry and Walter T. Airedale sing Garth Brooks's "Friends in Low Places." Then, Terry and Julius get in the mood with Marvin Gaye's "Let's Get It On." Finally, Terry and Winston the Impersonating Turtle leave the audience dancing in the aisles with the Bee Gees' "Stayin' Alive."
"I'm having the time of my life," he says. "I didn't think America was going to vote a ventriloquist as the best act in the country."