Jett and her post-Runaways group , the Blackhearts , are being inducted in to the Rock and Roll Hall of Fame this year . Kim Fowley is perhaps best know for his work with ` ` The Who '' Joan Jett left the band and went onto success with her solo ` ` The Blackhearts ''
Kim Fowley is perhaps best know for his work with ` ` The Who '' Joan Jett left the band and went onto success with her solo ` ` The Blackhearts ''