New Grass Revival was an American progressive bluegrass band founded in 1971, and composed of Sam Bush, Courtney Johnson, Ebo Walker, Curtis Burch, Butch Robins, John Cowan, Béla Fleck and Pat Flynn. They were active between 1971 and 1989, releasing more than twenty albums as well as six singles. Their highest-charting single is Callin' Baton Rouge, which peaked at No. 37 on the U.S. country charts in 1989 and was a Top 5 country hit for Garth Brooks five years later.