Who amongst these famous people has not been on the stage at the Eurovision Song Contest?

Explanation

The American burlesque artist Dita von Teese was on stage as part of the German entry in ESC in 2009. That same year, Andrew Lloyd Webber accompanied the UK entry. The year before, the Russian ice skating World Champion and Olympic winner Evgeni Plushenko was on stage with the Russian winner Dima Bilan.