Gilbert O'Sullivan is an Irish singer-songwriter known for his distinctive voice and catchy melodies. He gained fame in the early 1970s with hits like "Alone Again (Naturally)" and "Clair." His music often features a blend of pop and soft rock, characterized by heartfelt lyrics and piano-driven arrangements. Born on December 1, 1946, in Waterford, Ireland, O'Sullivan moved to England as a child. He has released numerous albums throughout his career and continues to perform, maintaining a loyal fan base. His unique style and storytelling ability have made him a notable figure in the music industry.