That wedding dance was a meme built on many preceding memes. I could show you some stuff I did with Harry Nilsson and the Stepney & Pinner choir club that might lay some claim as a forerunner. (Look for 'Did somebody drop his mouse' on YouTube. I got very pissed off with the awful Mr Nilsson at one point and put a dead mouse we found in the Soho studio at the bass end of his piano in the shadows before a take. Hence title of as yet unreleased rockumentary. Richard Perry was a prat too - getting a barber to come in and do his Afro while he sat in the producer's chair. "Never work with children, animals or speeded-up AND sozzled musicians". Nicky Hopkins was nice though)
That and the choice of music are irrelevant to me: the Pink Glove video simply showed humans at their best. I guess I am an optimist. You can't be me, I'm taken