I don't know what these darling gay boys were about (or on -- as I think Glenn said later, "I want to meet their dealer.") but they sure kept those of us by the stage in stitches, looking for all the world like those teenage girls on the verge of fainting you see in footage of Beatles or 80s Michael Jackson concerts.
The one in yellow had his mouth open most of the time, except for when he was singing along (loudly) with Kiki.