America’s Got Talent Season 4 Episode 22
Overview
Four acts are selected to advance to the finals in a results edition. David Hasselhoff performs, as do the Muppets’ Kermit the Frog and Miss Piggy.
Four acts are selected to advance to the finals in a results edition. David Hasselhoff performs, as do the Muppets' Kermit the Frog and Miss Piggy.