courtesy of: Henry Diltz, Ken Regan/Camera5. Woodstock 50 Spin Logos by Kii Arens. Woodstock 2019: Official 50th anniversary festival Woodstock 2019 lineup: Which original acts will play 50th Woodstock 50th Anniversary Festival Confirmed for This Woodstock promoter Michael Lang has announced that the official 50th anniversary concert will be held in Central New York. Lang announced Wednesday that. Woodstock 50, a three-day. The, woodstock, music Festival was the brainchild of four men, all age 27 or younger, looking for an investment opportunity: John Roberts, Joel Rosenman, Artie Kornfeld and Michael Lang.