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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The London mayor publicly backed defeated candidate Owen Smith in the contest which saw Mr Corbyn re-elected party leader.
Police described it as a "growing sink hole" and it's unclear when the road will reopen.
The victim, in her 30s, was sitting in a garden in the early hours of the morning when a man leapt over the fence.