Marvin Gaye sang "Ain't No Mountain High Enough" with which singer?

photo by-J. Edward Bailey, Public domain, via Wikimedia Commons
Marvin Gaye had one of the smoothest voices in soul music, but some of his biggest hits came when he shared the microphone with a female partner. "Ain't No Mountain High Enough" became an instant classic when it hit the airwaves in 1967, with Gaye's silky vocals perfectly complemented by his duet partner's powerful delivery. The song's call-and-response style made it feel like you were listening in on the most romantic conversation ever set to music. Which singer joined Marvin Gaye on this legendary duet?



