In the name of charity (and in the name of making every woman in the world swoon), Benedict Cumberbatch valiantly agreed to jump into a lake in a white shirt and emerge in a Mr Darcy-esque fashion of chivalry and romance.
Of course, we're not sure it could ever quite beat Colin Firth's iconic swim in Pride and Prejudice, but we're still SO grateful that this exists.
Which do you prefer? Colin or Benedict? Tweet us @sofeminineUK
This was written by Emmy Griffiths. Tweet her @emmyfg!
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