Atlanta’s Sweetwater 420 Fest has announced a new wave of artist announcements, as the festival will now include Ween, Lettuce, Dirty Heads, Savoy and more.

The new acts join a lineup that already includes Widespread Panic, Trey Anastasio Band, Slightly Stoopid, Trombone Shorty & Orleans Avenue, Dark Star Orchestra, Anders Osborne, Twiddle, Sister Sparrow & The Dirty Birds, The Hip Abduction and more.

Sweetwater 420 will return to Atlanta’s Centennial Olympic Park on April 21–23, 2017. Tickets and more information are available at the festival’s website.