Several additional acts have joined the lineup for Perpetual Groove’s Amberland music festival. The multi-day event will return to LaFayette, GA’s Cherokee Farms from May 27-29. In addition to multiple sets from the event’s host, the festival will feature Zoogma, Former Champions and Under The Porch. Perpetual Groove guitarist Brock Butler will also offer his annual acoustic Sunday morning Brockfast solo set.