I was worried. Real worried. But I prepared. I went to the gym, worked out with my wonderful friend and fitness trainer Jeremy, who was mindful of what I was facing. I think he was a bit concerned too - and wth good reason. I am a 55 year old obese woman with two bum knees and I was scheduled to do two days of back to back outdoor performance in the heat and a private event. But I did the work. …