The funny ventriloquist leaves his puppet on stage to perform alone after they get in a spat! Will this hands-free performance land Paul Zerdin the finale?

As part of NBC's summer shows in 2015, NBC's America's Got Talent follows Howard Stern, Heidi Klum, Mel B and Howie Mandel in their talent search, showcasing unique performers from across the country.

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ABOUT AMERICA'S GOT TALENT
With the talent search open to acts of all ages, "America's Got Talent" has brought the variety format back to the forefront of American culture by showcasing unique performers from across the country. The series is a true celebration of the American spirit, featuring a colorful array of singers, dancers, comedians, contortionists, impressionists, jugglers, magicians, ventriloquists and hopeful stars, all vying for their chance to win America's hearts and the $1 million prize.

Paul Zerdin: Dummy Still Performs After Ventriloquist Walks Off Stage - America's Got Talent 2015