Name: BarryNet Message Board Date/Time: 9/11/2020 2:31 AM Subject: 40 Years Ago Today (September 11, 1980): Riviera Hotel in Las Vegas! This Day in MANILOW History - September 11th: Barry Manilow's 1980 WORLD TOUR included the first show of a one-week concert engagement at the Riviera Hotel in Las Vegas, Nevada, FORTY Years Ago TODAY (September 11, 1980)!