Billy Boyd came to the Old Sheriff Court on 21 July and offered some advice to the cast of Jerusalem before joining in with the rehearsals.
Armed with a sword and shield, the SYT patron chanted "God's Will!" with gusto as he and the rest of the Jerusalem cast performed a chilling battle scene.
Watch what Billy had to say about SYT and the new show here at STV online:
Date:Thursday 22nd July 2010
