Charlie's head all but snapped up. In the few seconds that had passed, he had become completely engrossed in tuning the instrument. Proper tuning required more than just a good ear. The way the string resisted his fingertips was just as important, the gentle pressure he had to apply to woo each note.
"Thanks," he replied. "I've had it forever. Old Dusty, I call her."
He placed Old Dusty on his knee, held her like a good woman. "Any requests?"