Calling All Canadians! Burton Cummings, former lead singer and songwriter of The Guess Who, is that rare artist who has transcended time, genres and generations with a body of work that continues to resonate with fans both old and new. His voice has been rated among the finest in rock music and his extensive catalogue of songs is the envy of his contemporaries. Burton continues at the top of his game as a performer, singer, songwriter and recording artist second to none.