“Love Hangover” by Diana Ross was released in 1976 as a single AFTER the group The 5th Dimension covered the song. Both versions entered the charts on the same day. Diana’s version went to number one on the Billboard Hot 100, Hot Soul Singles and Hot Dance Club Play charts and won a Grammy. The 5th Dimension’s version peaked at number 80. To quote another Motown hit, “Ain’t Nothing Like The Real Thing Baby”.