She's won plaudits for playing the Queen, but Dame Helen Mirren's latest performance as the monarch, may not have been the Queen's English.
Helen Mirren exited the stage door in full Queen regalia to tell drummers outside to keep the noise down.
Dame Helen Mirren told ITV News she could not resist the chance of reprising her role as the Queen, ahead of the debut of her West End play.
Dame Helen Mirren has admitted that her language towards the drummers who disturbed her performance as the Queen in The Audience was "more Duke of Edinburgh than the Queen".
Wearing T-shirt supporting drummers, Dame Helen Mirren, has said she will be supporting drummers - just not when they play outside theatres.
Dame Helen Mirren broke character from her regal role on Saturday evening when she yelled at a group of drummers to be quiet while still dressed in her stage costume as Queen Elizabeth II.
When she was asked if she would do the same again, she replied: "Yes, if they make the same noise, I would say the same again. I was upset and very cross. I had just spent five minutes on stage trying to allow the audience to hear what I was saying, which was sort of impossible."
The Olivier Award winning actress left the Gielgud theatre in London during the interval to confront the group of performers who had stopped for a drum crescendo outside a nearby pub.
Dame Helen Mirren quipped that the Queen "won a BAFTA this year and now she's got an Olivier" as she accepted the Best Actress award for her role in The Audience.
Dame Helen Mirren and Luke Treadaway celebrate their Olivier Award wins for Best Actress and Best Actor.
Dame Helen Mirren has won the Olivier Award for Best Actress for her performance as the Queen in The Audience:
Dame Helen Mirren has arrived at the Baftas sporting pink hair. She is nominated in the Leading Actress category for her role in Hitchcock.