Pet'r Oil (or Petr'Oil, as it is listed in the official Eurovision website upon the on screen title when broadcast) was the Turkish entry for the Eurovision Song Contest 1980, held in The Hague, Netherlands. The song was sung by Ajda Pekkan in Turkish.
According to diggiloo.net, it is rumoured that the song is referring to petroleum, in the guise of a love song to a man called Pet'r Oil.
The song was performed 2nd on the night, following Austria's Blue Danube with "Du bist Musik" and preceding Greece's Anna Vissi with "Autostop". At the close of voting, it had received 23 points, placing 15th in a field of 19.
It was succeeded as Turkish representative at the 1981 Contest by Ayşegül Aldinç & Modern Folk Trio with "Dönme Dolap".