Keller Williams will bring his Grateful Grass project to this year’s Lockn’ Festival. Williams, flanked by Jeff Austin and Keith Moseley will perform two sets of Grateful Dead music at the three day festival. Grateful Grass joins a lineup of Dead-centric acts such as Phil Lesh & Friends and Bob Weir & RatDog along with The Allman Brothers Band, The String Cheese Incident, Widespread Panic, Umphrey’s McGee, Wilco, Willie Nelson, Gary Clark Jr., Grace Potter & the Nocturnals, Hot Tuna Acoustic, Preservation Hall Jazz Band, and Steve Winwood.

Lockn’ Festival returns to Arrington, VA on September 4-7. Tickets are still available as well as VIP upgrades and RV camping options. All tickets can be purchased via the festival’s website.