Walking along with Crowley and the Doctor, John blinked at the woman with the cat's head and then blinked again, certain he shouldn't be seeing what he was seeing. He wasn't even drunk.

Speaking of which... "Oh look, someone brought beer. Pardon, all, I'll be back," he said, nodding politely to the cat-headed woman as though it was all perfectly ordinary to have naked feline-human hybrids wandering around in a crowd of gods, angels, demons, an alien time traveler, and a few humans at a British barbecue.

With that he made for the beverage table post-haste, certain he'd be better able to cope with this new twist when he'd downed a pint or two or three.