Raise the Roof.

The wealthy Rodney Langford, who dreams of going on the stage, hopes to fulfil his ambitions by buying a failing revue called 'Raise the Roof', starring Maisie Grey. His father, fearing scandal, bribes amoral actor Atherley Armitage to sabotage the show. But, when all hope seems lost, Maisie comes up with an ingenious idea to try and save the day.