At past performances, BSB has delivered 25-song sets, according to Set List FM. That includes the “Millennium” album in full as well as mega-hits “Everybody (Backstreet’s Back),” “Quit Playing Games (With My Heart),” “As Long As You Love Me,” “More Than That,” “The Call” and other fan favorites.

The Backstreet Boys are extending their Las Vegas residency at Sphere with seven additional performances during the holiday season, officials announced this morning. The new “Into the Millennium” shows are scheduled for Dec. 26, 27, 28, 30, and 31, plus Jan. 2 and 3, 2026. The extension comes after their initial run of shows this month sold out.

The Backstreet Boys have extended their Las Vegas residency to include seven more dates stretching through January 3, 2026.