Rockabilly is a portmanteau of the words "rock" (from rock and roll), and "hillbilly" (a reference to [[country music]], which was called hillbilly music in the 1940s and 50s). Boogie woogie and rhythm and blues were also important influences. Its primary origin and popularity was in the Southern United States. | Rockabilly is a portmanteau of the words "rock" (from rock and roll), and "hillbilly" (a reference to [[country music]], which was called hillbilly music in the 1940s and 50s). Boogie woogie and rhythm and blues were also important influences. Its primary origin and popularity was in the Southern United States. |