The Greatest Romance Ever Sold was a promotional single by Maceo Parker available in Spring 2000, around the same time as the release of his eleventh solo studio album Dial M-A-C-E-O (the only single available from the album); the single was not available commercially.
The single was only available in the US. It contained two unique edits of Maceo Parker's version of The Greatest Romance Ever Sold, which features 's original backing track from his own original version of the track.
The single did not enter the charts.
This single is not to be confused with 's own single of The Greatest Romance Ever Sold released the previous year. Information about that single can be found here.