He represented San Marino in the Eurovision Song Contest 2016 in Stockholm singing " I Did n't Know " on May 10 , 2016 in the first semi final of Eurovision , but failed to qualify for the final . In 2017 , the disco version of the song featuring Martha Wash was released . This version reached to the 25th place on Dance Club Songs chart by making Serhat the first Turkish singer that appeared on the chart . In 2018 , a new version of " Total Disguise " featuring Elena Paparizou was released . On January 21 , 2019 , it was announced that he will again represent San Marino in the Eurovision Song Contest 2019 in Tel Aviv . He performed his song " Say Na Na Na " in the first semi final on May 14 , 2019 and qualified for the final , in which he placed 19th , the best result in Sammarinese Eurovision 's history
Eurovision Song Contest 2016
Eurovision Song Contest 2016
Serhat (singer)