Origins of rock and roll that inspired Alan Freed to coin the phrase "rock and roll" to refer to the music he played. Freed first started playing the music in 1951, and by 1953 the phrase "rock and roll" was becoming used much more widely to market the music beyond its initial black audience. The practitioners of the music were young black artists, appealing to the post-war community's need for excitement, dancing and increasing social freedoms, but the music also became very attractive to white teenagers. As well as "rocking" rhythm and blues songs, such as the massively successful and influential "Rocket 88" recorded by
Origins of rock and roll swing your partners" in "West Coast Blues", which in turn formed the basis of "Old Country Rock" by William Moore the following year. Also in 1927, traditional country musician Uncle Dave Macon, with his group the Fruit Jar Drinkers, recorded "Sail Away Ladies" with a refrain of "Don't she rock, daddy-o", and "Rock About My Saro Jane". Duke Ellington recorded "Rockin' in Rhythm" in 1928, and Robinson's Knights of Rest recorded "Rocking and Rolling" in 1930. In 1932, the phrase "rock and roll" was heard in the Hal Roach film "Asleep in the Feet". In 1934, the Boswell Sisters had