You may be thinking of "Song Sung Blue" by Neil Diamond.
B.B. King sang "How Blue Can You Get?" on a 1977 Sanford & Son episode called "Fred Sings the Blues."
Michael Jackson sang the song "Blue Gangsta."
Van Halen had a song called Black and Blue on their OU812 cd.
Smokey Robinson sang a song at Blue's funeral on the Temptations movie.
Creedence Clearwater Revival
Angela Lashley i think!
Melissa Manchester
Actually the son was originally sang for Faygo by Kenny Karen, but the commercial on the Boblo Island Boat features Harold Peary singing the song.
Mel McDaniel, same guy who sang "Baby's Got Her Blue Jeans On"
Crystal Gayle sang it.
No
Robin Moore sang "Son of the Green Beret." The song was released in 1966 and was a tribute to his brother, David Moore, who was killed in Vietnam.