Lockn’ Festival continues to roll out artists for their 2015 lineup, having previously announced Widespread Panic and Tedeschi Trucks Band will be performing. The festival will also see a performance from “The Doobie Incident,” a joint effort between The Doobie Brothers and String Cheese Incident.

SCI will also be performing a traditional set, marking their third consecutive performance at the festival. Widespread Panic and Tedeschi Trucks Band will also be playing for their third consecutive year; each year of the festival’s history.

The festival is held at Arrington, VA from September 10-13, and tickets will go on sale next Monday, December 1st.Â