We see behind the scenes during practice at Christmas 1997 in the Purnachandra. The children in the play and other people sit while Swami walks around, talks to them. He also walks out front for a while.
At minute 10:51, we See Sai Baba behind the scenes just before the Christmas Music Program on 25 December 1997.
At minute 20:00, we see Sai Baba in the Purnachandra induring the music practices for Christmas 1998 as well as just before and during the performance.
At minute 46:27, we see Sai Baba in the Purnachandra induring the music practices for Christmas 1999.