Simon Cowell, Sofia Vergara, Heidi Klum, Howie Mandel and host Terry Crews return. Variety acts and contestants of all ages audition for the chance to win million. The Golden Buzzer allows a lucky act the chance to go directly to the Live Shows.

The auditions continue as a variety of acts and contestants of all ages audition for the chance to win million. The Golden Buzzer is back, allowing a lucky act the chance to go directly to the Live Shows to compete for America's vote.

The auditions continue as a variety of acts and contestants of all ages audition for the chance to win million. The Golden Buzzer is back, allowing a lucky act the chance to go directly to the Live Shows to compete for America's vote.

The auditions continue as a variety of acts and contestants of all ages audition for the chance to win million. The Golden Buzzer is back, allowing a lucky act the chance to go directly to the Live Shows to compete for America's vote.

The auditions continue as a variety of acts and contestants of all ages audition for the chance to win million. The Golden Buzzer is back, allowing a lucky act the chance to go directly to the Live Shows to compete for America's vote.

Judge Simon Cowell and host Terry Crews look back at the best Golden Buzzer moments in AGT history and reflect on their careers.

The auditions continue as a variety of acts and contestants of all ages audition for the chance to win million. The Golden Buzzer is back, allowing a lucky act the chance to go directly to the Live Shows to compete for America's vote.

The auditions continue as a variety of acts and contestants of all ages audition for the chance to win million. The Golden Buzzer is back, allowing a lucky act the chance to go directly to the Live Shows to compete for America's vote.

The auditions continue as a variety of acts and contestants of all ages audition for the chance to win million. The Golden Buzzer is back, allowing a lucky act the chance to go directly to the Live Shows to compete for America's vote.

The auditions come to an end and the judges must decide who will move on to the live shows.

Live from the Pasadena Civic Auditorium, 11 performers take the stage as judging is turned over to the American viewing audience to vote their favorite performers into the final round.

Two acts from the previous night's show move on to the final round of the competition.

Live from the Pasadena Civic Auditorium, 11 performers take the stage as judging is turned over to the American viewing audience to vote for their favorite performers.

Two acts from the previous night's show move on to the final round of the competition.

Eleven performers take the stage live from the Pasadena Civic Auditorium as judging is turned over to the viewing audience to vote their favorite performers into the final round.

Two acts from the previous night's show move on to the final round of competition.

Live from the Pasadena Civic Auditorium, 11 performers take the stage as judging is turned over to the American viewing audience to vote for their favorite performers.

Two acts from the previous night's show move on to the final round of competition.

Eleven performers take the stage live from the Pasadena Civic Auditorium as judging is turned over to the viewing audience to vote their favorite performers into the final round.

Two acts from the previous night's show move on to the final round of competition.

The top 11 acts perform one last time from the Pasadena Civic Center for their chance to win million and be named the most talented act in America.

Host Terry Crews reveals whom America has chosen as the million winner in the two-hour Season 17 finale that features off-the-chart acts and special guest appearances.