Sienna Miller gets a soaking as she promotes 'GI Joe' on home turf

GALLERIES

Sienna Miller gets a soaking as she promotes 'GI Joe' on home turf

"Thank God I've got a skin-coloured something underneath, otherwise I would be horribly regretting the white shirt," said the laughing actress, who jokingly covered up a wet patch on her trousers as photographers took snaps
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