Rock music of Canada the 1920s, rock and roll did not acquire its name until the 1950s. "Rock"' or its forerunners electric blues (Chicago blues) and rhythm and blues (Jump blues) was first heard in the late 1940s by Canadians who were living close enough to the American border to tune into American radio station broadcasts. In 1951, Cleveland, Ohio, disc jockey Alan Freed began playing rhythm and blues music for a multi-racial audience, and is credited with first using the phrase "rock and roll" to describe the musical sound of the Doo-wop vocal groups and the rockabilly singers who emerged in the 1950s.
TV Disc Jockey is not known if any of the live episodes were recorded, and the series is possibly lost ("Hit Parade", a Seven Network series which started 1957 in which hit recordings were danced to and lip-synced by the cast, does have preserved episodes, as do later 1950s variety series like "The Bobby Limb Show" (1959-1961) which featured live music). TV Disc Jockey TV Disc Jockey was an early Australian television music program which is notable as it later evolved to become the Australian version of "Bandstand". It aired on the Nine Network's TCN-9 from 1957 to 1958. The series originally consisted