Pitlochry Theatre bids to get around restrictions - but other venues face a bleak summer.
Industry bodies say without a change to the guidance more cash will be needed to protect a deeply damaged sector.
Music venues, theatres, comedy clubs and nightclubs offered funding lifeline to manage impact of Covid.
The boss of Edinburgh's Capital Theatres has warned of 'challenging times ahead' for the sector.
A cast and crew in Dunblane shaved two and half hours off the previous best.
The ambitious city-wide retelling of the Easter story is set to take place over four days in Edinburgh.