Someday We'll Be Together with Diana Ross singing lead on the 1960s decennial finale of "The Ed Sullivan Show" that aired live Sunday, December 21, 1969 on CBS. "Someday We'll Be Together" was the final number at Diana Ross & the Supremes' farewell concert on January 14, 1970 at the Frontier Hotel in Las Vegas. After the completion of the show, Jean Terrell was presented onstage to the audience as Diana Ross' replacement (alongside Wilson and Birdsong). Thus "Diana Ross & the Supremes" officially split apart, becoming "Diana Ross" (the solo act) and "The Supremes" (the group). Ross reunited with Wilson and Birdsong in
Together (The Supremes and The Temptations album) Together (The Supremes and The Temptations album) Together, released by Motown in 1969 (catalog number MS 692), was the second and final duets studio album combining Diana Ross & the Supremes and The Temptations into an eight-person Motown act. Like the first duets LP, "Diana Ross & the Supremes Join The Temptations", it is composed almost entirely of covers, including versions of The Band's "The Weight", Sly & the Family Stone's "Sing a Simple Song", Frankie Valli's "Can't Take My Eyes Off You" (featuring Mary Wilson leading, in preparation for Ross' departure from the Supremes} and Motown songs like "Ain't