Overview
The talent show's fourth season opens with preliminary auditions taped in theaters across the country. Nick Cannon is the new host, replacing Jerry Springer. David Hasselhoff, Sharon Osbourne and Piers Morgan return as the judges.
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4 - 1Audition Show #1 New York, Chicago, Seattle June 23, 2009 -
4 - 2Audition Show #2 Seattle(2), Miami June 24, 2009
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4 - 3Audition Show #3 New York(2), Chicago(2) June 30, 2009
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4 - 4Audition Show #4 Houston, Miami(2) July 01, 2009
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4 - 5Audition Show #5 Los Angeles July 07, 2009
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4 - 6Audition Show #6 Houston(2) July 08, 2009
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4 - 7Audition Show #7 New York(3) July 14, 2009
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4 - 8Audition Show #8 Seattle(3) July 15, 2009
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4 - 9MySpace.com audition show July 21, 2009
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4 - 10Final audition show July 22, 2009
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4 - 11Vegas Verdicts (1) July 28, 2009
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4 - 12Vegas Verdicts (2) July 29, 2009
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4 - 13Live Performances (1) August 04, 2009
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4 - 14Results (1) August 05, 2009
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4 - 15Live Performances (2) August 11, 2009
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4 - 16Results (2) August 12, 2009
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4 - 17Live Performances (3) August 18, 2009
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4 - 18Results (3) August 19, 2009
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4 - 194th Ten of Top 40 Perform (live) August 25, 2009
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4 - 204th Results Show: Final 5 move on to Top 20 (live) August 26, 2009
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4 - 21Semifinals, Group 1 September 01, 2009
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4 - 22Semifinals, Group 1 Results September 02, 2009
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4 - 23Semifinals, Group 2 September 08, 2009
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4 - 24Semifinals, Group 2 Results September 09, 2009
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4 - 25Final Performances September 14, 2009
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4 - 26Final Results September 16, 2009
