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
Plaza Hotel (Las Vegas, New Mexico) three-story department store, next door to the hotel. The plaza was the commercial center of the region for the next thirty years. In 1885 the former outlaw Dick Liddil (1852–1901) sold his saloon in West Las Vegas and leased the Plaza Hotel's bar and billiard room. The Plaza was the leading hotel in Las Vegas until the late 1890s, when Santa Fe Railroad built the luxurious La Castañeda, which was operated by Fred Harvey as part of the Harvey House chain. By the end of the 1890s Las Vegas rivaled Denver, El Paso and Tucson in importance. The dry climate