Sam Phillips Got a Hole in It"), Charlie Rich, Junior Parker, and Billy Lee Riley recorded for Sun with some success, and others, such as Jerry Lee Lewis, BB King, Johnny Cash, Roy Orbison, and Carl Perkins, became stars. Phillips's pivotal role in the early days of rock and roll was exemplified by a celebrated jam session on December 4, 1956, with what became known as the Million Dollar Quartet. Jerry Lee Lewis was playing piano for a Carl Perkins recording session at Phillips's studio. When Elvis Presley walked in unexpectedly, Johnny Cash was called into the studio by Phillips, leading to
Recording studio heard by the listener). Recording studios may be used to record singers, instrumental musicians (e.g., electric guitar, piano, saxophone, or ensembles such as orchestras), voice-over artists for advertisements or dialogue replacement in film, television, or animation, foley, or to record their accompanying musical soundtracks. The typical recording studio consists of a room called the "studio" or "live room" (and sometimes additional isolation booths) equipped with microphones and mic stands, where instrumentalists and vocalists perform; and the "control room", where sound engineers, sometimes with record producers, as well, operate professional audio mixing consoles, effects units, or computers (post 1980s and 1990s)