Paul McCartney wrote and sang the lyrics to Eleanor Rigby.
George Harrison
Paul Macartney sang your mother should know
Dora Bryan.
paul McCartney
Ringo Starr (ex Beatle) released the single "Photograph."
Paul McCartney, he wrote and sang the song.
Leslie Gore sang "Blue Navy Blue"
Probably one of the wags at the time (Wives and girlfriends) ; they did like the ladies...
Michael Jackson sang the song "Blue Gangsta."
The majority of the songs are sung mainly by John and Paul. Sometimes George. A little bit of Ringo.
B.B. King sang "How Blue Can You Get?" on a 1977 Sanford & Son episode called "Fred Sings the Blues."