In act 5, scene 3, Macbeth is rather boastful of his current position. He feels very confident that he will never die because of the witches’ prophecy. They stated that “none women born” can kill him (IV.i.96). Thus, I imagine that Macbeth’s facial expression will be very similar to the one above.
Kutz, Ally. “19 Things Every Girl Will Notice About A Guy.” Teen T!mes. Web. 20 March 2016.