Last week, as you may recall, we asked you to guess the owner of this bulging celebrity bicep.

The answer, as a fair few of you deduced, is Benjamin McKenzie from The O.C.

Nice shot, but that red felt tip pen blood is fooling nobody. Anyway, this week we're moving across from the arms for a splendid game of 'Whose chest is this?'

It's toned, it's tanned, it's completely hairless and it belongs to... ah, that would be telling! Just leave your answer in the space below and we'll reveal all next week.