Rock blaster Robert Plant, like his Led Zeppelin bandmates, was known to have "entertained" thousands of groupies in hotel rooms all across the land, back in the day when cocksure male rock gods reigned supreme. But when Elvis came to town, the tables were turned, and Mr. Plant found himself playing the part of adoring groupie. Just what went on behind closed door between those two? (It's safe to say it didn't involve a mud shark.) Actually, the story goes like this...