On May 14th, 2015, an all-star assortment of musicians – including the Grateful Dead's Phil Lesh, Bob Weir, Bill Kreutzmann and Mickey Hart – gathered at Columbia, Maryland's Merriweather Post Pavilion to celebrate the music of their late band member Jerry Garcia almost 20 years after his death.This article originally appeared on www.rollingstone.com: See Bob Weir Lead All-Star ‘Touch of Grey’ at Jerry Garcia Tribute Concert