If he were still around, The Grateful Dead‘s beloved guitarist/vocalist Jerry Garcia would be turning 75 years old  on August 1st, 2017. In honor of the occasion, Bob Weir will lead a special tribute to his late bandmate and friend at Red Rocks Amphitheatre in Morrison, CO on Friday, August 4th.

The evening, simply dubbed “Jerry Garcia 75th Birthday Concert,” will feature performances by both Weir’s Campfire Band and The Jerry Garcia 75th Birthday Band, a special collaboration featuring Melvin SealsJackie LaBranch, and Gloria Jones of Jerry Garcia Band as well as Oteil Burbridge (Dead & Company), Kamasi WashingtonTom Hamilton (Joe Russo’s Almost Dead; American Babies), Duane Trucks (Widespread Panic) and more guests to be announced.

Tickets go on sale Friday, June 16 at 10 a.m. MT here. Get access to pre-sale tickets Wednesday at 10am MT with code: WEIR2017.

[Cover photo via Andrew Rios]