Larry Keel and Sam Bush will perform at this year’s Lockn’ Festival, joining a lineup that already boasts previously announced acts such as The Allman Brothers Band, Phil Lesh & Friends, Bob Weir & RatDog, Widespread Panic, The String Cheese Incident, Steve Winwood and more.

Lockn’ has also added a number of other artists in recent weeks, including Umphrey’s McGee, Keller Williams’ Grateful Gospel and Grateful Grass, Preservation Hall Jazz Band, The Wood Brothers and Hot Tuna Acoustic. Additional artists are expected to be announced next week.

Lockn’ will return to Arrington, VA on September 4-7. General Admission tickets as well as a variety of VIP packages are now on sale.