Performing in a musical setting can be a joy and in many cases a frustration. When we are good, we are very, very good and when we are bad, it sucks! Even after months of practice we find ourselves making errors in a performance. This frustrating occurrence can come at any time and at any place in our music and no matter how much time is spent in preparation, a mistake or as described in the terms of a jazz setting, we clammed, scratched, dropped, piffed, bobbled or goofed notes unexpectedly. We all do it and no matter how much…