Mackenzie Crook guest-stars as the guy who's gonna make Merlin all jealous and possessive when he moves in on Arthur! Hahaha.

I totally lol'ed. He's like this seasons Will! If they make any references to false eyes, I might just die. Of amusement or horror over the tastelessness, I am unclear, but still.

Susan! Mary Poppins! Why did I never see that they were bff before? Clearly.