Koray Avci – SONRA DERSIN KI EUROPE TOUR 2017 From a street musician to a well-known Turkish Superstar. Koray Avci breaks records with his Streaming numbers on YouTube. His acoustic version of his song “Hosgeldin” from last year has over 81 Million clicks today. His shows often last over 3 hours and his unique voice paired with the soft sounds of his band create an unforgettable experience