Pope John Paul II (1987 at Laguna Seca)
Saw Dan Blocker at Bar/Restaurant (Crystal Bay, Nevada) when they were filming "Bonanza" in the area.
Had Tom Jones sign a birthday card I sent to my then girlfriend at 3:00 AM when he entered/exited the building I worked security in (downtown Los Angeles)
Beach Boys, Chicago, Peter Frampton, Gary Wright, Fleetwood Mac
Sammy Hagar, Willie Nelson, Ohio Players
Boz Scaggs, 3 Dog Night, Paul Revere and the Raiders
Tony Bennett, Debbie Reynolds, Bill Cosby
Heart, Linda Ronstadt, Crystal Gayle, Jefferson Starship, Selena (R.I.P. murdered 1995), Britney Spears
Julio Iglesias, Gloria Trevi. Los Angeles Azules
Hello Hollywood Hello (MGM Reno show) Beach Blanket Babylon (San Francisco show)
I think I saw Elton John and BTO, but might be a "false" memory.
Had the opportunity to see a show at the Copa Cabana in Havana, Cuba when I visited there Easter Week of 2003, but I could not work it in. I did see Fidel Castro's boat/yacht called "Grandma" that he arrived in from Mexico to begin his revolution.
Copa Cabana--
Castro's boat--