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
Pal Recording Studio Episodes" (1996), and "Cucamonga" (1998). Paul Buff engineered the original demo recording of "Pipeline" by The Chantays and "Wipe Out" by The Surfaris using his unique custom built recording machine, which recorded 5 tracks on 1/2 inch recording tape. Buff went on to invent the Kepex, an acronym for KEyable Program EXpander (the opposite of an audio compressor). Paul Buff's Alison Research studio products became common on pop recordings (Alan Parsons would use a Kepexed drum sound to create the 'heartbeat' heard on Pink Floyd's "The Dark Side of the Moon".) Other notable musicians/bands that recorded at Pal Recording Studio: