Bob Weir and RatDog will perform on two nights at the second annual Lockn’ Festival at the Oak Ridge Farm in Arrington, VA. The festival—which is set to take place September 4-7—has also confirmed appearances by The Allman Brothers Band, Phil Lesh and Friends (two nights) and Widespread Panic (two nights).

Bob Weir and RatDog features Weir, Jeff Chimenti, Steve Kimock, Jay Lane, Robin Sylvester and Rob Wasserman. The group recently announced its first full tour since 2009, as well as a couple of summer festival dates. Weir also performed at last year’s inaugural Lockn’ Festival with Furthur, who are currently on hiatus.

The Lockn’ Festival debuted last year with performances by Furthur, Widespread Panic. The String Cheese Incident, The Black Crowes, Gov’t Mule, Grace Potter and The Nocturnals, Tedeschi Trucks Band, Trey Anastasio Band, Punch Brothers, Warren Haynes Band, Jimmy Cliff, Keller and The Keels and more. Many of the acts played for two nights, and the event also featured a number of special collaborations including the Zac Brown Incident (Zac Brown and members of the Zac Brown Band with SCI), John Fogerty with Widespread Panic and an extended Trey Anastasio sit in with Furthur, among other exciting combinations.

General admission, VIP and Student tickets for the 2014 Lockn’ Festival are currently on sale.