Westminster Council have said they are checking but it is unlikely that they would have given permission for the drummers to perform in Soho on Saturday evening. The council is responsible for enforcing noise limits in the area.
"Helen Mirren did a fantastic job of enforcement for us."
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The actor gave a vivid description of helping a woman give birth in Richmond park in 1963.
The legendary actor said he helped a woman who was giving birth under a tree in London's Richmond Park.
Police want to speak to anyone who may recognise the man.