For its 20th Anniversary, Q magazine pulled together 20 "musical icons" to grace alternate versions of its celebratory issue. Everyone looks well preserved (or agreed to some airbrushing), save a grizzled Keith Richards (time to quit smoking, Keef!). It's a fun way to check in with UK's taste for American pop stars, too: Madonna, Dave Grohl, Beyonce, the ever-enigmatic Stipe, ...