Watch Doogie Horner perform live on network TV for a spot in the finals of “America’s Got Talent”
Here's the thing. Stand-up comedians have a tough road if they want to win NBC's America's Got Talent. You know it. I know it. Even judge Howie Mandel knows it. So it's interesting to watch the path of Philadelphia-based stand-up Doogie Horner, who faced a hostile crowd at his first …
