America's Got Talent
America's Got Talent S4 E21 - Semifinals, Group 1
5.7
The semifinals kick off with the first 10 acts from the Top 20 taking the stage.
| Creator | Ken Warwick |
|---|---|
| Actor | Simon Cowell, Howie Mandel, Sofía Vergara |
| Country | United States of America |
| Production | Syco Television |