Pete Townshend never had a #1 UK hit with The Who or as a solo artist, but he did produce and play on a song that hit the top spot there: "Something In The Air" by Thunderclap Newman, a group he assembled.
There was a rumor in the Soviet Union that The Beatles had secretly visited the U.S.S.R. and given a private concert for the children of top Communist party members. They believed the song "Back In The U.S.S.R." was written because of the concert. Actually, some fans still believe so.
Stephens Stills played timbales on the Bee Gees hit, "You Should Be Dancing." He was in the next door studio laying down a Crosby, Stills and Nash album and could hear Saturday Night Fever being recorded. Stills recognized its potential to be a monster hit and he wanted to contribute.
George Harrison's 1971 song "Bangla Desh" was the first major charity single. It was part of a concert held to bring relief to the people of Bangladesh, who were fighting for independence and suffering from a famine.