Klaus Meine (R) and Rudolf Schenker (L), two founding members of the German rock band Scorpions, pose with Stefanos Tsialis, conductor of Athens State Orchestra, at Athens Concert Hall Megaron in Athens, Greece, on May 22, 2018. Scorpions will present their "Once in a lifetime" show along with the Athens State Orchestra at the Panathenaic Stadium of Athens on July 16. (Xinhua/Chris Kissadjekian)