Marc Bolan performed “(Whatever Happened To The) Teenage Dream” on the ZDF television programme *Disco 74*, filmed in Hamburg, West Germany. The appearance promoted the European single release and marked one of Bolan’s key German TV performances of 1974. Publication / Venue: ZDF – Disco 74 (West Germany) Date: April 2, 1974 Format: Television performance Writer: ZDF Production Notes A moment of mid‑’70s glam refinement, European promotion and Bolan’s evolving stage persona