Plot: Twelve talented acts take the stage to battle it out for a spot in the semifinals.
![Cast and Crew in America's Got Talent - Season 8 - Episode 16 - Live from Radio City, Week 4 Performances Poster of Cast and Crew in America's Got Talent - Season 8 - Episode 16 - Live from Radio City, Week 4 Performances](http://es.actoragecheck.com/limage/L3pBZE9MYXI1VjVTWjY4Sk1NVWJybFdObDlHVi5qcGcAACh231.jpg)
America's Got Talent - Season 8 - Live from Radio City, Week 4 Performances (Episode 16)
Episode Aired On:
Tuesday, August 13 2013
11 years ago
Tuesday, August 13 2013
11 years ago