He is best known for his role as host of Nighthawks, a RTÉ Television chat show of the late 1980s and early 1990s, and for composing "What's Another Year", Ireland's winning entry in the 1980 Eurovision Song Contest.
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In 2004, Healy was diagnosed with the degenerative disorder, Parkinson's disease.
Una Healy | Shay Given | Gerry Healy | Ted Healy | Healy (surname) | Shay locomotive | Healy | Timothy Shay Arthur | Shay Doron | Randolph Healy | Patrick Francis Healy | Jerramiah Healy | Ian Healy | Glenn Healy | Gerard Healy | A.J. Healy | William J. Healy | William Healy | The Deacon's Masterpiece or, the Wonderful "One-hoss Shay": A Logical Story | Shay Youngblood | Shay Healy | Shay | Rick O'Shay | O'Healy | Michael Healy-Rae | Michael Healy | Mary Healy | Larry Shay | James Augustine Healy | Healy Hall |
In 2005, a musical about the rural electrification of Ireland, The Wiremen, written by composer Shay Healy, directed by Matt Ryan with musical direction by Julian Kelly, and produced by John McColgan/Moya Doherty of Riverdance fame, ran for six weeks at The Gaiety Theatre, Dublin.