The Tennessee singer-songwriter heartbreakingly revealed back in August that Dibs has “inoperable cancer”.
The homegrown anthem will likely appear on the band's forthcoming album, Flatland Forever, alongside their previously released 'Three Car Garage'.
Also set to perform at the popular German festival is Max McNown, Graham Barham, Kassi Ashton and Drew Baldridge.
They'll be joined by the likes of Willow Avalon, Bayker Blankenship, Kezia Gill and Harper O'Neill on the Spotlight Stage.
The Oklahoma singer-songwriter is currently working on his ‘The Great American Bar Scene’ follow-up.
They'll be joined by Tyler Hubbard, Chase Rice and Koe Wetzel at the much-loved Ontario extravaganza.
