On America's Got Talent this week, contestant Derrick Barry did a better impression of Britney Spears than Britney herself has put together in a very long time.

Check out the insane crowd reaction to this performance:

[youtube]http://www.youtube.com/watch?v=Z0yS8zni7iY&eurl=http://www.tvfanatic.com/videos/derrick-barry/[/youtube]

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.