Some shows are physically taxing. Some have endurance problems and some, as in this case, have concentration issues. Due to the constant mute changes, tempo changes and vocal cues, I have found this show to be challenging for my ability to concentrate. Through the years I have discovered helpful tricks which seem to improve my concentration over a longer period of time and I will give credit where credit is due. When we first moved to Branson, I had retired my horns and in fact had sold all but one Bb. I had no intentions of playing in the shows…