Joanna Rowsell told ITV News that collecting her MBE at Buckingham Palace was a relatively stress-free experience.
She told Natalie Pirks that not even meeting the Queen could make her nervous now.
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A lamp in the tower which houses Big Ben is to be switched off for the first time in more than 70 years.
Sir Bruce entertained audiences for more than seven decades.
Work in the tower will also pause over the bank holiday weekend.