What is Rockabilly? ~Musical Analysis of Elvis Presley's SUN Recordings~ (1/5) What is Rockabilly? ~Musical Analysis of Elvis Presley's SUN Recordings~ is a thesis in the research reports of Fukushima National College of Technology No.36. The purpose of this paper is to consider what "rockabilly (one genre of pupular music)" is. Although there have been social or historical studies on rockabilly,