Name: BarryNet Message Board Date/Time: 9/17/2026 3:10 AM Subject: 46 Years Ago Today (September 17, 1980): Riviera Hotel in Las Vegas! This Day in MANILOW History - September 17th: Barry Manilow closed out a one-week concert engagement of his 1980 WORLD TOUR at the Riviera Hotel in Las Vegas, Nevada, Forty-Six Years Ago TODAY (September 17, 1980)!