Summary: Hopefuls audition for the judges in New York, Los Angeles and San Antonio.

Summary: Howie, Howard, Heidi and Mel B continue their quest to discover America's most talented act in San Antonio, Texas and New Orleans.

Summary: Hopefuls perform for the judges.

Summary: Auditions continue.

Summary: Auditions continue in San Antonio and Chicago.

Summary: The judges cover three cities in their epic quest to discover America's next great talent.

Summary: The last chance for performers to audition for their chance to go to Las Vegas.

Summary: Hopefuls audition for the judges in Las Vegas.

Summary: The finalists head to Radio City Music Hall in New York City to prove that they're the rightful heirs to AGT's million-dollar prize.

Summary: After a night of amazing performances, the contestants gather to find out who's moving on to the Semifinals and who's headed home. Labrinth and Emeli Sandé perform.

Summary: The second week of live performances from Radio City Music Hall.

Summary: Four acts from the previous night's performance show will be chosen as America's favorites and move on to the semi-final round to continue their pursuit of the one million dollar prize. Labrinth and Emeli Sandé perform.

Summary: Twelve new performers take the stage to battle for a spot in the semifinals.

Summary: Twelve performers took the stage last night, but only four will make it through tonight's eliminations to move on to the semifinals.

Summary: Twelve talented acts take the stage to battle it out for a spot in the semifinals.

Summary: The votes are in and only four acts from the previous night's performance show move on to the semi-final round of competition.

Summary: It's the last night of quarterfinals! Twelve acts perform tonight, but only four will receive a pass to next week's semifinals.

Summary: Twelve performers took the stage last night, but only four will make it through tonight's eliminations to move on to the semifinals.

Summary: Welcome to the first week of semifinals! Twelve semifinalists battle it out for a spot in the finals.

Summary: Twelve performers took the stage last night, but only six can move on to the finals for a chance at AGT's $1 million prize.

Summary: It's the second week of semifinals! The final twelve semifinalists take the stage for a shot at the finals and the million-dollar prize.

Summary: The final 12 semifinalists performed last night. Tonight, only six will move on to the finals, one step closer to AGT's million-dollar prize.

Summary: Welcome to the AGT finals, live from Radio City Music Hall. Twelve talented finalists take the stage to battle it out for the million-dollar prize.

Summary: Twelve talented acts took to the stage last night, but after tonight only six will move one step closer to next week's million-dollar finale.

Summary: Welcome to the final night of performances from Radio City! The six talented finalists are ready to give it their all for one last shot at AGT's million-dollar prize. Featuring special performances from Josh Groban, Luke Bryan, Icona Pop, and Il Divo with Heather Headley.

Summary: Welcome to the AGT Season 8 finale! Six talented finalists gave it their all last night, and tonight one talented performer will be crowned the million-dollar winner.