Flashback: See Old Crow Medicine Show's Solemn Whitney Houston Tribute

On February 19th, 2012, Hardly Strictly Bluegrass festival founder and venture capitalist Warren Hellman’s life and legacy were celebrated at a special event on a pair of stages in San Francisco’s Golden Gate Park, with musicians paying tribute to the “hillbillionaire” philanthropist who died in late 2011. Performers included Emmylou…