That is until you examine this boyish- looking star and realise that 36-year-old Johnny could dress like a dustman and still be smoulderingly handsome.
Tomorrow night, in the presence of festival patron Princess Alexandra of Denmark, you can enjoy a menu of the lighter side of Danish music, including among its many offerings the world-famous tango Jealousy by Jacob Gade - yes, this smoulderingly Latin favourite was composed by a Dane.
But there's still something particularly virile about his music, something smoulderingly attractive about him, something that gets women around the world get out their smalls with the hope of making a big impression on the King of Cool.
The television phenomenon of the 90s, Chris Carter's intelligent, sophisticated hunt the alien series has a stock in trade of murky government conspiracies, shadowy figures, bizarre occurrences and, of course, the unresolved sexual tension of FBI agents Mulder and Scully's smoulderingly platonic relationship.