Hot Tuna Acoustic will perform at this year’s Lockn’ Festival in Arrington, VA. This will be the San Francisco blues rockers’ first appearance at the festival. Hot Tuna Acoustic joins recent additions Gary Clark Jr., Grace Potter & the Nocturnals, Steve Winwood, Wilco, Willie Nelson and Preservation Hall Jazz Band.

Lockn’ will return to Arrington, VA September 4-7 and will feature headliners Bob Weir & RatDog, Phil Lesh & Friends, The Allman Brothers Band, Widespread Panic and The String Cheese Incident. General admission, VIP and student tickets are all currently available via the festival’s website. More artists are expected to be announced this week.