[An Everlasting Love] `This Will Be` is a song performed by Natalie Cole and composed by Chuck Jackson and Marvin Yancy. Often appended with `(An Everlasting Love)` but not released as such, this was Natalie Cole`s debut single in 1975 and one of her biggest hits, becoming a number-one R&B and number-six pop smash in the U.S. and also reach...