This awesome sequence of photos shows "The Great Stone Face",as John once called him, finally surrendering to the surrounding tee-hees (Paul has already lost it) and having a laugh.

"I don't know what you lot think is so funny...." (sulks)

"Well, I suppose it was mildly amusing.."

"Must...keep...mouth straight...."

"SNORK"

"Ah, what the hell...HAH!"