Damian Lewis was on the red carpet tonight for the Evening Standard Theatre Awards.
The actor will present the award for best actress at the ceremony, which is being held at The Savoy.
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The twins cubs, which were born in June, have been named Bert and Ernie after characters from Sesame Street.
The two victims died from their injuries in hospital after the explosion in Hertfordshire.
Investigations are continuing into the cause of the crash in chigwell which killed both people on board.