There’s just “One” more No Repeat Weekend at Sphere for Metallica in 2026. The Rock Hall of Famers’ last three concerts at the visually-stunning venue this year are scheduled to take place:. See five of the biggest Halloween 2026 concerts, from Metallica at Sphere to My Chemical Romance at the Hollywood Bowl. Comedian John Mulaney, a former writer for "Saturday Night Live," will bring his show to the Nutmeg State this month.