Simon & Garfunkel released this in 1970, on Bridge Over Troubled Waters, and is featured in the movie Garden State from 5 years ago.
It is not possible for me to find the Coolies cover from Dig (the "all Paul" album, with covers of Paul Simon songs, plus one by Paul Anka), sorry.
Everything but the Girl covered it for their 1992 Covers EP (released in the US on the Acoustic LP). I hadn't seen the video for this until today, and is it just me, or does Ben Watt look a lot like Thomas Beattie, the pregnant dude from Bend, OR?
Carter the Unstoppable Sex Machine (or USM) paid tribute to the song as well in 1992 with "The Only Living Boy in New Cross" which is excellent in its own way. "The good, the bad, the average and unique..."