Kayahan Açar ( 29 March 1949 – 3 April 2015 ) was a Turkish pop music singer-songwriter . He was an accomplished composer , consistently ranking among the best-selling Turkish musicians of all time . Kayahan composed all of his own material and released more than eight best-selling albums during a career spanning three decades . Kayahan released a number of compact cassettes , CDs and albums and had major singles . He represented Turkey in Eurovision Song Contest 1990 with " Gözlerinin Hapsindeyim "
Eurovision Song Contest 1990
Eurovision Song Contest 1990
Kayahan