The album also features the other four members of the Eagles—which Walsh had joined two years earlier—as well as singer-keyboardist Jay Ferguson, a former member of the groups Spirit and Jo Jo Gunne (who co-wrote one track on the album), drummer Joe Vitale from Walsh's former band Barnstorm, and bassist Willie Weeks.
Mark Andes (born February 19, 1948) is an American musician, known for his work as a bassist with Canned Heat, Spirit, Jo Jo Gunne, Firefall, Heart, and Mirabal.