1989 – Jefferson Airplane re-form. Paul Kantner, Marty Bali… Posted on 10:42 pm by Stu Sweatman 1989 – Jefferson Airplane re-form. Paul Kantner, Marty Balin, and Grace Slick are joined by Jorma Kaukonen and Jack Casady, who left the Airplane to play with Hot Tuna. Be Sociable, Share! Tweet