On Wednesday, John Mayer sang onstage for the first time since he started battling the vocal issues that led to two surgeries and a canceled tour last year. Mayer made an appearance at a Bozeman, Montana, benefit show for firefighters, marking the first time he has sung in public in almost two years. He didn’t reach deep into his catalog, starting with “If I Ever Get Around to Living” off his latest album, Born and Raised, and later joined the Zac Brown Band and others onstage for a jam on the Band’s “Up on Cripple Creek.” Read more below!! Russ B