GREECE – The 13th annual Positive Energy Day by Amita Motion is taking place on September 7th at the OAKA Wall of Nations. Eurostars once again will attend and perform live. Helena Paparizou, Melisses, Eleni Foureira and Bulgaria’s Eurovision entrant Kristian Kostov will be there. The event if free open air concert. The show will be also aired live via MAD TV.