Eddie Vedder and Post Malone took the stage together on Saturday night, performing a cover of Pearl Jam‘s “Better Man” and Tom Petty‘s “I Won’t Back Down.” Both artists were appearing at the Reportin’ for Duty benefit concert in Shelbyville, Tennessee, which took place at Humble Baron at the Nearest Green Whiskey Distillery. Other guests included Jelly Roll, the War and Treaty, Jake Wesley Rogers and Dan Spencer. The event, launched in memory of the comedian Leslie Jordan, helped raise money for EB Research Partnership (EBRP), an organization co-founded by Vedder and his wife, Jill, which fund…