"Sunday Morning" was recorded by Spanky and Our Gang as "Sunday Mornin'". Released in December 1967, it reached No 30. Bobbie Gentry and Glen Campbell sang it as a duet in 1968. Also in 1968, Marie Laforêt released "Et Si Je T'Aime", a French version of "Sunday Mornin'" with lyrics by Michel Jourdan. Oliver also released a version of "Sunday Mornin'" which reached #35 in the US charts in 1969. "Sunday Mornin'" was listed as one of the "102 most performed songs in the BMI repertoire during 1968".