Fleetwood Mac were formed by Mick Fleetwood and Peter Green. They are british-american group. Since it's formation there were 11 former members, but now are five current artists, including Stevie Nicks. They first released Mr.Wonderful in 1968. Fleetwood Mac are a British-American rock band, formed in London in 1967. The band have sold more than 100 million records worldwide, making them one of the world's best-selling bands. In 1998, selected members of Fleetwood Mac were inducted into the Rock and Roll Hall of Fame, and received the Brit Award for Outstanding Contribution to Music. Genres - Pop rock, soft rock, blues rock, art pop, British blues.