Episode 729

The twenty-ninth episode of Season 7, and the one hundred and seventieth ever episode of America's Got Talent, aired on September 6, 2012. It was the second Semifinals results episode and took place in Newark, in the New Jersey Performing Arts Center. 3 acts proceeded to the Finals, which would feature six total acts, and 9 acts were eliminated.

Guest Performers

 * Steve Harvey
 * Neon Trees