Shellist revealed in her autobiography , Runway Runaway , that Clark 's addictions played a major role in their breakup .
Clark was engaged to an American model , Lorelei Shellist , until shortly before his death , the two having been together since 1984 .
Lorelei Shellist revealed in Lorelei Shellist 's autobiography , Runway Runaway , that Clark 's addictions played a major role in their breakup .
Clark was engaged to an American model , Lorelei Shellist , until shortly before his death , the two having been together since 1984 .