Singing Father Michael Ketterer Gets Simon Cowell's Approval During 'America's Got Talent' Finals (Video)

Michael Ketterer shows off his powerful vocals while giving his final performance as a contestant on America’s Got Talent.
The 40-year-old pediatric mental health nurse and father of six performed “Ain’t No Mountain High Enough” during the finals on Tuesday (September 18) at the Dolby Theatre in Hollywood.
“I would love to be able to give your family the million dollars and the chance because you’re an amazing guy. You were nervous, but that makes you human.