It was no big deal, Whoopi stood up, walked over to Alyssa's side of the stage and asked him to stop filming. It was less than thirty seconds. I remember seeing Whoopi a million years ago introducing the Scottish comic Billy Connolly at a theater. While she was introducing him an audience member put his feet up on the stage. He was seated at the very end of the row, like seat #1A. Whoopi continued her introduction, casually strolled over. When she got to the end of the stage she kicked the feet off the stage and "That's my stage!". She got a standing O.