 Although they were now a successful recording act, it was becoming increasingly hard for the Colonels to make a living playing bluegrass.The folk music revival of the late 1950s and early 1960s—which had helped facilitate the Colonels' commercial success—had been dealt a serious blow in 1964 by the popularity of the beat music of the British Invasion.However, it wasn't until mid-1965, with the release of the Byrds' folk rock single "Mr. Tambourine Man" and Bob Dylan's "Subterranean Homesick Blues", that the folk revival's popularity began to seriously wane.