I Know You Rider", a bonus live performance from the October '74 Winterland shows not included in the official film release. New this year, in addition to traditional cinema, THE GRATEFUL DEAD MOVIE will grace IMAX® screens in select territories worldwide! This larger than life presentation has been remastered by IMAX for sound and picture for an immersive and powerful experience, making this a must-see event. David Lemieux, Grateful Dead archivist and legacy manager, said after experiencing the film in IMAX -- "it was the greatest screening I've ever experienced of a film I've seen hundreds of times."">