Gilbert O'Sullivan, Irish singer-songwriter and pianist

Raymond Edward O'Sullivan, known professionally as Gilbert O'Sullivan, is an Irish singer-songwriter who achieved his most significant success during the early 1970s, with hits including "Alone Again (Naturally)", "Clair" and "Get Down". His songs are often marked by his distinctive percussive piano playing style and observational lyrics using word play.

December 1 is the 335th day of the year in the Gregorian calendar; 30 days remain until the end of the year.