Rock concert that fused country music, blues, and swing genre to produce the earliest examples of "rock and roll." The coining of the phrase, "rock and roll," is often attributed to American, Alan Freed, a disk jockey and concert promoter who organized many of the first major rock concerts. Since then, the rock concert has become a staple of entertainment not only in the United States, but around the world. The term 'rock concert' is also occasionally used to refer to live performances by distinctly non-rock acts. Live performances by pop, hip-hop, and R&B bands may not be rock concerts in the
Rock and roll describe the spiritual fervor of black church rituals and as a sexual analogy. Various gospel, blues and swing recordings used the phrase before it became used more frequently – but still intermittently – in the 1940s, on recordings and in reviews of what became known as "rhythm and blues" music aimed at a black audience. In 1934, the song "Rock and Roll" by the Boswell Sisters appeared in the film "Transatlantic Merry-Go-Round". In 1942, "Billboard" magazine columnist Maurie Orodenker started to use the term "rock-and-roll" to describe upbeat recordings such as "Rock Me" by Sister Rosetta Tharpe. By 1943, the