This Friday, August 4, Colorado’s Red Rocks Amphitheatre will host a special concert celebrating the 75th birthday (Aug. 1) of late Grateful Dead frontman Jerry Garcia. A live webcast of the sold-out show will be available via nugs.tv.

Among the performers:

Bob Weir & The Campfire Band, comprised of Bryan Devendorf, Scott Devendorf, Josh Kaufman, Steve Kimock and Jon Shaw.

The Jerry Garcia 75th Birthday Band, featuring original Jerry Garcia Band members Melvin Seals, Jackie LaBranch and Gloria Jones plus Oteil Burbridge, Kamasi Washington, Tom Hamilton and Duane Trucks.

The Jerry Garcia 75th Birthday Acoustic Band featuring Kenny Kosek, Sandy Rothman, Travis Book, Anders Osborne and Chris Pandolfi.

Click here for more information on the nugs.tv webcast.