I’m sure that volumes have been written on the psychology of performing. My philosophy is this: It’s about the JOY We all work hard at perfecting our craft. Lord knows the myriad of things that we vocalists have to shed on: intonation, phrasing, expanding our scat vocabulary, tricky arrangements, eighth note triplets, Cole Porter changes, breath control, arpeggiating intervals and on and on and on. A performance is where our practice hours culminate and bear fruit. However, at the very heart of it, a performance…