At Denise Rich’s Studio 54-themed virtual Angel Ball, VIPs recalled their days at the legendary disco.

Olivia Newton-John remembered a premiere party for “Grease,” while model Pat Cleveland recalled singing “Happy Birthday” to co-owner Steve Rubell: “I didn’t realize that Stevie Wonder was coming on and I was the opening act.”

Clive Davis shared tales of his Arista Records parties. At the gala, which raised $1 million for cancer research, Patti LaBelle, Chaka Khan, Marti Gould Cummings, Gloria Gaynor, Nile Rodgers and Kathy Sledge performed, and DJ Cassidy spun tunes.