Gilbert O'Sullivan - Alone Again (Naturally)

"Alone Again (Naturally)" by Irish singer-songwriter Gilbert O'Sullivan, is from his 1972 album Back to Front.

The song spent six weeks, non-consecutively, at #1 on the United States Billboard Hot 100 singles chart.

https://en.wikipedia.org/wiki/Alone_Again_(Naturally)
https://en.wikipedia.org/wiki/Back_to_Front_(album)
https://en.wikipedia.org/wiki/Gilbert_O'Sullivan