The Pleasure Principle - The First Recordings (CD) by Gary Numan Tracks Airlane (Outtake Mix) Cars (BBC Peel Session) Cars (Demo Version 2) Cars (Outtake Mix) Complex (Outtake Mix) Conversation (BBC Peel Session) Conversation (Demo Version 2) Engineers (Outtake Mix) M.E. (Outtake Mix) Tracks (Outtake Mix)