Diana Ross -- looking like a big-haired, red-feathered, mythical creature (or possibly Sigourney Weaver in Ghostbusters) -- vogued, shrieked and crooned a vegas-style rendition of “More Today Than Yesterday,” while Randy tapped along, Paula danced like a drunken sailor and Simon watched smugly all the while thinking, “If she was in this competition, her entrails would be hanging off the lighting rig.” Or maybe he was just looking through her dress. It's hard to......