Thousands of people have been enjoying today's St Patrick's Day celebrations, despite the rain.
In Aldershot, the Duke and Duchess of Cambridge braved showers to attend a military parade.
In central London, crowds of people enjoyed plenty of entertainment.
Sharon Thomas has the story:
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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.