For a very long time I have been fascinated by the ability of jazz musicians to create new music on the fly and make it look easy. We all watch as another guy steps up and adds to the first guy’s thoughts. Soon they are joined by others who move the music in a new direction.  Each time I hear Happy Birthday played at the Dirty Dog it is in a new form. No one plays it straight. Every time I have heard it played it is approached like we have never heard it before. Bands that pl