We’re not sure if you’ve heard of them, but this jam-influenced rock band from Chicago called Umphrey’s McGee was just added to the 2015 Lockn’ Festival lineup. They recently released this album called Similar Skin, and have been touring all across the country on an extensive winter tour.

If you’d like to hear more about this Umphrey’s McGee band, please hop over to our constantly-updated Tour Log, which includes photos, setlists, and playful banter from the members of the band. Meanwhile, the Lockn’ lineup continues to grow more impressive with each passing day… check out the full listing below:

Phil Lesh & Friends, Keller Williams’ Grateful Gospel, Hot Tuna Acoustic, Robert Plant & The Sensational Space Shifters, Tedeschi Trucks Band, The Doobie Brothers, The Doobie Incident, The String Cheese Incident, Widespread Panic, Slightly Stoopid, St. Paul & The Broken Bones, Trombone Shorty & Orleans Avenue, Umphrey’s McGee