America's Got Talent: 411

9:00pm – Tuesday, July 28 on /A

Also airs at 10 p.m. AT on /A Atlantic and 10 p.m. MT on ACCESS

Contestants who made it through the first round of auditions head to Los Vegas. As the acts dream of being the next Vegas headliners, the celebrity judges, David Hasselhoff, Piers Morgan and Sharon Osbourne set out to deliberate, debate and determine which of the acts will make it into the elite Top 40. After being unable to reach some decisions, they agree to issue a challenge to some of the contestants in an attempt to break the judging deadlock.

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