Circus Performer Reaches Milestone in Philadelphia [Video]Circus Performer Reaches Milestone in Philadelphia [Video]Circus performer, Gemma Kirby, who is just 25-years-old, recently flew out of a cannon for the 500th time! It happened in Philadelphia...check it out!Augusta Townsquare MediaAugusta Townsquare Media
![Circus Performer Reaches Milestone in Philadelphia [Video]](http://townsquare.media/site/490/files/2015/02/Gemma-Kirby-Ringling-Brothers-Circus-performer.jpg?w=980&q=75)
