Hopefuls perform for the judges.

The 5th group of potential contestants performs for the judges tonight hoping to be selected to move on in the competition. This very Special Sunday edition of AGT we will see attempts to break 2 Death-defying Guinness World Records!

Nick, Howie, Heidi, Mel B and Howard continue their quest for America's most talented performers.

The third group of twelve acts perform live.

Wannabes try out in America's entertainment capitals, New York City and Los Angeles. This season introduces the Golden Buzzer. In the surprise of the night Nick fools the judges.

Hopefuls perform for the judges.

Acts compete at Judgment Week in New York City for a spot in the live shows.

Judgment Week continues; the Top 48 acts are revealed.

Twelve of the top 48 acts perform in hope of earning America's vote.

Twelve hungry acts take the Radio City stage to compete for America's vote during Week 2 of the America's Got Talent quarterfinals.

Twelve acts perform for the judges in hope of advancing to the next round and getting one step closer to the $1 million prize.

Comedians, singers, mentalists, a sword swallower, a contortionist and more champions from around the world compete. Ten acts perform and two go through to the finals. Plus, there are new judges: superfans from all 50 states!

The auditions continue as a variety of acts featuring contestants of all ages audition for the chance to win the $1 million prize. 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 featuring contestants of all ages audition for the chance to win the $1 million prize. 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 most memorable auditions in America's Got Talent and Britain's Got Talent history.

The auditions continue as a variety of acts featuring contestants of all ages vie for the chance to win the $1 million prize. The Golden Buzzer is back, allowing a lucky act the chance to go directly to the live shows to compete for America's vote.

Eleven performers take the stage live from the Pasadena Civic Auditorium as judging is turned over to the American audience to vote for their favorite performer to move to the final round.

On the last night of auditions, Nick and the judges scour the country for the most talented performers in America.

After a performance recap, five more acts advance to the semifinals.

The forth (and final) group of twelve acts perform live.

With only 24 acts left, competition for the million-dollar prize heats up.

After a performance recap, five more acts advance to the semifinals.

The auditions begin with creator and executive producer Simon Cowell at the judges table alongside Heidi Klum, Mel B, Howie Mandel, and host, Nick Cannon. The Golden Buzzer is back and allows four lucky acts the chance to go directly to the live performance rounds at the Dolby Theatre in Los Angeles to compete for America's vote.

The fun continues as more amazing and amazingly absurd acts try to make it to the Judge Cuts.

The top 10 acts compete one last time for the chance to win $1 million.