I hear it! Clear as a bell. It says, "Oh my wissst." This is amazing! *plans rest of life around this message*
(Actually, it's kind of a "whooisht" sound on the last word. I think the word Worcestershire was definitely coming out. I think George was urging us to cook with Worcestershire sauce! Either that or he was informing us he was hungry...)
And no one asked, but it sounds like John saying "To your mo---" at the beginning to me.