Freddie Mercury snuck Princess Diana into a gay bar in the 1980s. Freddie Mercury Princess Diana, As far as the new book, Queen Legend Freddie Mercury snuck Princess Diana into a notorious gay bar in the late 1980s -- and the beloved royal went unnoticed. In "The Power of Positive Drinking," comedian Cleo Rocos writes about how she, TV star Kenny Everett and Mercury disguised Princess Diana as a male model so that she could sneak into the Royal Vauxhall Tavern in south London. Dressed in an army jacket, black cap and sunglasses, Diana enjoyed a night out on the town, free of attention. "When we walked in ... we felt she was obviously Princess Diana and would be discovered at any minute. But people just seemed to blank her. She sort of disappeared. But she loved it," Rocos says, adding that the venue was packed, but the presence of Mercury, Everett and herself helped divert attention from Diana so that she could order drinks at the bar. The group left after abo