America's Got Talent is an American reality television series on the NBC television network, and part of the global Got Talent franchise.
Reality television is a genre of television programming that documents supposedly unscripted real-life situations, and often features an otherwise unknown cast of individuals who are typically not professional actors, although in some shows celebrities may participate.
A television network is a telecommunications network for distribution of television program content, whereby a central operation provides programming to many television stations or pay television providers.
The National Broadcasting Company is an American commercial broadcast television network that is a flagship property of NBCUniversal, a subsidiary of Comcast.
America's Got Talent 2012 Episode 16 quarter-finals 2 by America's Got Talent Unofficial Channel
It is a talent show that features singers, dancers, magicians, comedians, and other performers of all ages competing for the advertised top prize of one million dollars.
America's Got Talent 2012 Episode 10 by America's Got Talent Unofficial Channel
From season three onwards, the prize includes the one million dollars, payable in a financial annuity over 40 years, and a chance to headline a show on the Las Vegas Strip.
Las Vegas, officially the City of Las Vegas and often known as simply Vegas, is a city in the United States, the most populous city in the state of Nevada, the county seat of Clark County, and the city proper of the Las Vegas Valley.
The Las Vegas Strip is a stretch of South Las Vegas Boulevard in Clark County, Nevada, known for its concentration of resort hotels and casinos.
Among its significant features is that it gives an opportunity to talented amateurs or unknown performers, with the results decided by an audience vote.
The format is a popular one and has often been reworked for television in the United States and the United Kingdom.
This incarnation was created by Simon Cowell, and was originally due to be a 2005 British series called Paul O'Grady's Got Talent but was postponed due to O'Grady's acrimonious split with broadcaster ITV.
Simon Phillip Cowell is an English reality television judge and producer, entrepreneur, and philanthropist.
Paul James O'Grady, MBE is an English comedian, television presenter, actor, writer and radio disc jockey.
The original judging panel consisted of David Hasselhoff, Brandy Norwood, and Piers Morgan.
Piers Stefan Pughe-Morgan, known professionally as Piers Morgan, is a British journalist and television personality currently working as the US editor-at-large for the Daily Mail website Mail Online and as a presenter on British breakfast show Good Morning Britain.
David Michael Hasselhoff, nicknamed "The Hoff", is an American actor, singer, producer, and businessman, who set a Guinness World Record as the most watched man on TV.
Brandy Rayana Norwood, known professionally as Brandy, is an American singer, songwriter, record producer and actress.
Sharon Osbourne replaced Norwood in season two, and Howie Mandel replaced Hasselhoff in season five.
Sharon Rachel Osbourne is an English television host, media personality, television talent competition judge, author, music manager, modern impresario, businesswoman, and promoter, and the wife of heavy metal singer-songwriter Ozzy Osbourne.
Howard Stern replaced Morgan in season seven.
Mel B replaced Osbourne in season eight, while Heidi Klum joined as a fourth judge.
Melanie Janine Brown, better known as Mel B or Melanie B, is an English singer, songwriter, presenter, television personality, dancer, actress, author, and model.
Simon Cowell replaced Stern in season eleven.
Regis Philbin was the original host, followed by Jerry Springer for two seasons, followed by Nick Cannon for eight seasons.
Nicholas Scott "Nick" Cannon is an American rapper, actor, comedian, director, screenwriter, film producer, entrepreneur, record producer, radio and television personality.
Gerald Norman "Jerry" Springer is an American television presenter, a former lawyer, Democratic mayor of Cincinnati, news presenter, actor, and musician.
Regis "Beepin" Francis Xavier Philbin is an American media personality, actor, and singer, known for hosting talk and game shows since the 1960s.
Supermodel and host Tyra Banks replaced Cannon for the twelfth season.
On August 2, 2016, NBC renewed the series for a twelfth season, which premiered on May 30, 2017.