John McCrea and Les Claypool are musicians both from which country?
Les Claypool Leslie Edward "Les" Claypool (born September 29, 1963) is an American musician, singer, songwriter, composer, author and actor best known as the bassist and lead vocalist of the band Primus. Claypool's playing style on the electric bass mixes tapping, flamenco-like strumming, whammy bar bends, and slapping.
Austin John Marshall Austin John Marshall (30 March 1937 – 3 November 2013) was an English record producer, songwriter, poet and graphic artist, most notable for his work in developing folk music in Britain in the 1960s and 1970s. Writer Karl Dallas described him as "one of the great unsung pioneers of contemporary British folk song".