A quick, deep breath which adds energy to the vocal line. It's okay to move your body and be physically involved in your own space when there isn't any designated choreography. This includes your face. Extreme delicacy or subtlety in action, performance or singing. The subtle artistry to vocal production.
Good breathing is critical to the success of forward motion.
Sugar gums you up and caffeine dries you out. In case of a tie, the highest music score is the tie breaker. The letter name of the scale on which the song is constructed. Usually the pitch blown by the pitchpipe to begin the song. The melody part of a barbershop chorus or quartet.