John Mayer won’t be spending much time at his Montana home in 2023.Rather than relax, the seven-time Grammy winner just announced his 19-concert “Solo Tour” that will take him all over North America from March 11 through Nov. 10.And if you’re the Big Apple and dying to hear “Your Body Is A Wonderland” live, you’re in luck.Mayer, 45, will hit New York City’s Madison Square Garden on Oct. 3 as well as UBS Arena in Elmont, NY.This won’t be your standard tour, either.“I began my career on stage with only a guitar and a microphone.