There's nothing quite like musical theatre: the emotion of a song, the energy of an ensemble, and a good dance routine.

But it's been a tough time for theatres this year, with shows cancelled and curtains drawn.

Some of the industry's biggest names are joining forces to bring the audiences back, at least for a night, and help out their colleagues across the industry.

Keeping The Curtains Up features performances from the Helpmann Awards across the years, as Shane Jacobson and Lucy Durack face their fears in front of 2000 empty seats.