Diana Ross at the Frontier Hotel in Las Vegas, Nevada on January 14, 1970. In May 1970, Ross released her eponymous solo debut, which included her signature songs, "Reach Out and Touch (Somebody's Hand)" and "Ain't No Mountain High Enough", the latter becoming Ross' first number-one solo single. Follow-up albums, "Everything Is Everything" and "Surrender" came out shortly afterwards. In 1971, the ballad "I'm Still Waiting" became her first number-one single in the UK. Later in 1971, Ross starred in her first solo television special, "Diana!", which included the Jackson 5. In 1972, the soundtrack to her film debut, "Lady Sings the
The Supremes to the Flamingo Hotel in Las Vegas billed as "the Supremes with Diana Ross", the first time in which Ross was billed separately from the group. One month later, Gordy renamed the group "Diana Ross & the Supremes," putting Ross's name ahead of the group. The first two days of the Flamingo engagement went by smoothly. On July 1, when reporting for makeup and wardrobe before their first show of the evening, Ballard discovered an extra set of gowns and costumes that had been brought along for Cindy Birdsong. Angered, Ballard performed the first concert of the night inebriated, leading