America's Got Talent - Full Series Information, Trailer & IMDb Reviews
America's Got Talent Season 4 Episode 21
Episode Title: Season 4, Episode 21
Genre:
Music
Countries:
United States,
Airing Date: September 01, 2009
Runtime:120 min
IMDb Rating:
Watch America's Got Talent Season 4 Episode 21 online. Maybe available on Youtube, Netflix, PrimeVideo, Hulu, Disney and other legal streaming platforms.
The semifinals begin as the first 10 acts from the Top 20 perform.