The semifinals kick off with the first 10 acts from the Top 20 taking the stage.
| Title | America's Got Talent - Season 4 Episode 21 : Semifinals, Group 1 |
|---|---|
| Subtitle Available |
 ETC.
|
| Alternative Titles | America's Got Talent: The Champions, AGT |
| First Air Date | 2006-06-21 |
| Last Air Date | 2025-05-27 |
| Number of Episodes | 471 |
| Number of Seasons | 20 |
| Genres | Reality, |
| Networks | NBC, |
| Casts | Simon Cowell, Howie Mandel, Sofía Vergara, Mel B, Terry Crews |
| Plot Keywords | , |
Episodes List
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America's Got Talent Season 4 :Episode 1 Audition Show #1 New York, Chicago, Seattle Audition Show #1 New York, Chicago, Seattle
2009-06-23A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 2 Audition Show #2 Seattle(2), Miami Audition Show #2 Seattle(2), Miami
2009-06-24A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 3 Audition Show #3 New York(2), Chicago(2) Audition Show #3 New York(2), Chicago(2)
2009-06-30A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 4 Audition Show #4 Houston, Miami(2) Audition Show #4 Houston, Miami(2)
2009-07-01A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 5 Audition Show #5 Los Angeles Audition Show #5 Los Angeles
2009-07-07A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 6 Audition Show #6 Houston(2) Audition Show #6 Houston(2)
2009-07-08A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 7 Audition Show #7 New York(3) Audition Show #7 New York(3)
2009-07-14A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 8 Audition Show #8 Seattle(3) Audition Show #8 Seattle(3)
2009-07-15A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 9 MySpace.com audition show MySpace.com audition show
2009-07-21A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 10 Final audition show Final audition show
2009-07-22A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 11 Vegas Verdicts (1) Vegas Verdicts (1)
2009-07-28A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 12 Vegas Verdicts (2) Vegas Verdicts (2)
2009-07-29A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 13 Live Performances (1) Live Performances (1)
2009-08-04A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 14 Results (1) Results (1)
2009-08-05A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 15 Live Performances (2) Live Performances (2)
2009-08-11A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 16 Results (2) Results (2)
2009-08-12A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 17 Live Performances (3) Live Performances (3)
2009-08-18A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 18 Results (3) Results (3)
2009-08-19A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 19 4th Ten of Top 40 Perform (live) 4th Ten of Top 40 Perform (live)
2009-08-25A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 20 4th Results Show: Final 5 move on to Top 20 (live) 4th Results Show: Final 5 move on to Top 20 (live)
2009-08-26A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 21 Semifinals, Group 1 Semifinals, Group 1
2009-09-01A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 22 Semifinals, Group 1 Results Semifinals, Group 1 Results
2009-09-02A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 23 Semifinals, Group 2 Semifinals, Group 2
2009-09-08A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 24 Semifinals, Group 2 Results Semifinals, Group 2 Results
2009-09-09A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 25 Final Performances Final Performances
2009-09-14A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
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America's Got Talent Season 4 :Episode 26 Final Results Final Results
2009-09-16A weekly talent competition where an array of performers – from singers and dancers, to comedians and novelty acts – vie for a $1 million...
