Irish singer-songwriter who won the 1980 Eurovision Song Contest with "What's Another Year" and again in 1987 with "Hold Me Now." By doing so, he became the first-ever two-time winner of the Eurovision Song Contest.
He worked as an electrician and starred as Adam in the musical Adam and Eve in 1977.
He composed Linda Martin's "Terminal 3," which won her the 1984 Eurovision Song Contest.
His father was renowned tenor Patrick O'Hagan.
He and Ryan Dolan have both represented Ireland in the Eurovision Song Contest.