He thinks he is getting away with something which makes it so much more hilarious.
Because he has so many food allergies we monitor very closely what he eats. Shel had an english muffin and we bought special muffin for him without wheat. Shel put butter and jam on his and put it out for him to snack on. He thought it was Shel's so he snarfed it down. AH HAH! I have learned the trick of the old switcheroo. Don't think I watched Princess Bride a million times and learned nothing!