Home Jambase Bob Weir Welcomes Matt Berninger & John Mayer In Los AngelesNational Music NewsJambaseMusic[UPDATED] Bob Weir Welcomes Matt Berninger & John Mayer In Los AngelesOctober 11, 2016200FacebookTwitterPinterestWhatsApp Bob Weir’s Campfire Tour continued in Los Angeles on Monday night, where he was joined by a pair of musical all-stars.