sentences:  He released his best-known record, "Pine Grove Blues", in 1949, a song based on Amede Breaux's "Le Blues de Petit Chien", as well as several recordings on Swallow Records and Arhoolie Records in the 1960s.He appeared with Dewey Balfa and The Balfa Brothers at the Newport Folk Festival in 1967.Along with Balfa, Abshire devoted much of his time in the 1960s and 70s to promoting Cajun music through appearances at festivals, colleges, and schools throughout the United States.