The first of four semifinal rounds is featured. Two acts will move on to the finals---one chosen by celebrity judges David Hasselhoff, Brandy and Piers Morgan; the other by viewers. Regis Philbin hosts.

Two more finalist spots are up for grabs as performers compete in the third of four semifinal rounds. Brandy, David Hasselhoff and Piers Morgan are the judges. Regis Philbin hosts.

The fourth and final semifinal round. David Hasselhoff, Brandy and Piers Morgan serve as judges. Regis Philbin hosts.

A wild-card competition features 10 deserving but overlooked acts from the semifinals competing for two additional spots in next week's $1 million finale. Among the performers getting a second chance are: Nathan Burton; Leonid the Magnificent; All That; Natasha Le; Corina Brouder; Jessica Sanchez; Bobby Badfingers; N'Versity; Quick Change; and Alexis Jordan. Regis Philbin hosts.

Season 1 of the talent show concludes with host Regis Philbin announcing which one of the 10 finalists viewers chose to win the $1 million prize. Judges Piers Morgan, Brandy and David Hasselhoff offer their opinions on the top act. Blue Man Group and singing duo Aly and AJ perform.

The winning act is revealed in the Season 5 finale, which features performances by an array of Las Vegas and Hollywood stars.

Acts compete for a position in the Top 48. From Las Vegas.

The top 6 acts perform for the judges.

Five acts advance to the finals, rounding out the top 10; Little Mix performs; acrobatic gymnasts AcroArmy perform.

The contestants from the top 10 acts compete for the last time, and hope to win the competition and the $1 million prize; a special performance from Flo Rida and The Rockettes.

Exciting surprises and highlights of the final performances; the Season 10 winner is revealed; performances by special guests include Rachel Platten, Penn & Teller, Yolanda Adams and the Harlem Gospel Choir, Terry Fator, Freelusion and Mat Franco.

Before the Live Shows begin, relive the best moments from the season so far, including the Judges Golden Buzzer saves.

Five acts from the previous night’s show move on to the Semi-Finals. Viewers can send their favorite performer to the next round by participating in the Dunkin’ Save. Starring Simon Cowell, Heidi Klum, Howie Mandel, Sofia Vergara and Terry Crews.

Live from Universal Studios Hollywood, 11 performers compete for America’s vote and a $1 million prize as judging is turned over to the viewing audience, with judges Simon Cowell, Heidi Klum, Howie Mandel, Sofia Vergara and host Terry Crews.

Five acts from the previous night’s show move on to the Semi-Finals. Viewers can send their favorite performer to the next round by participating in the Dunkin’ Save. Starring Simon Cowell, Heidi Klum, Howie Mandel, Sofia Vergara and Terry Crews.

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Host Terry Crews reveals who America has chosen as the Season 19 winner in the two-hour finale featuring special guest performers.

Howie jokes that a group of clown magicians nearly gives him a heart attack. Siblings test their bonds and talent on the audition stage. Sofia and Mel battle it out to be the first to hit the button over a jaw-dropping Golden Buzzer.

Creator and executive producer Simon Cowell and celebrity judges Heidi Klum, Howie Mandel and Sofia Vergara revisit some of the biggest, best and most showstopping moments from Season 15. Hosted by Terry Crews.