The King Brothers were a British pop vocal trio popular in the late 1950s and early 1960s. They are best remembered for their cover versions of "Standing on the Corner" and "A White Sport Coat (And A Pink Carnation)". Career. The group was composed of three brothers who first performed together professionally on the TV show Shop Window in 1952. Initially performing as The King Three, they appeared on the BBC Television early in their career on Six-Five Special, and by 1957 had been named "top vocal group" in the reader's poll for the NME.
https://en.wikipedia.org/wiki/The_King_Brothers