During their appearance on the Late Show with Stephen Colbert on Wednesday night (3/29), Luke Bryan and Dierks Bentley performed a rendition of Merle Haggard’s “Ramblin’ Fever,” backed by New Orleans musician Jon Batiste and his band, Stay Human. Before Luke and Dierks paid tribute to The Hag, the two sat down with host Stephen Colbert and discussed everything from their hosting duties at the upcoming ACM Awards to Luke’s dream collaboration being Elvis Presley. Their conversation can be seen here.