“You were, after all, Holmes,” continued Watson, “a perfect ass.” Oh, Doctor - you and your pawky humour... Never change ^___^

I love all those clever guesses, and then Watson's casual reveal of the correct one:

“Oh, charades!” called Doctor Watson as he hung up his coat. “Let’s see, ‘Away in a Manager’?”

“YES!” screamed Ferret. He collapsed in an exasperated heap upon the rug. ^___^