Home Events 13-Year-Old Pianist Owen York Unveils Phish, Grateful Dead & Umphrey’s McGee Medley 13-Year-Old Pianist Owen York Unveils Phish, Grateful Dead & Umphrey’s McGee Medley planetsixstring July 5, 2017 comments off Tweet on Twitter Share on Facebook Google+ Pinterest Watch talented youngster Owen York combine portions of signature songs by Phish, Umphrey’s McGee and the Grateful Dead.