Dave, Fist of Odin
Hmmm. No, I'm afraid I don't speak Eagle.
"What? Ummm . . . should we get him? How about - screech twice for yes, once for no."
"Oh - and whatever happens, I'll get a dispel magic again tomorrow, so if you want to change back, umm . . . well, I don't know if that'll work, actually. But Dave, Fist of Odin is nothing if not optimistic!"