Keira Knightley is famous for being flat-chested. But as the pirate girl in the Pirates of the Caribbean she sure didn’t look so flat.  Knightley has revealed the secrets of her seemingly versatile cleavage. Knightley, who has described her naturally small breasts as ‘pecs’, has confessed that her busty transformation is all down to make-up.

Keira, the Atonement actress shot to worldwide fame in the blockbuster Pirates Of The Caribbean – with breasts spilling over the tight corset she wore in the role of Elizabeth Swann.