The song was written by Dale Noe, who wrote several other singles for Stewart including his number one hit from 1967.
[2] Stewart had been on the Capitol label for nearly four years at the time of this single release and had several major hits up to this point.
"[3] "Let the Whole World Sing It with Me" was released as a single on Capitol Records in March 1969.
His backing band, "The Tourists," were given equal billing on the single release by Capitol Records.
[5] "In Love" was Stewart's eighth major hit as a music artist in his career on the Billboard charts.