Former N-Dubz singer Dappy has been found guilty at Chelmsford Magistrates' Court of assaulting a man in a nightclub.
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The victim was attacked after bumping into a man at the ticket barrier at Putney Station.
The victim, who is his 40s, was found near the edge of palace grounds.
Flight AZ222 was attempting to land in London as Storm Imogen swept across the UK.