The RTB Films, 18 and 19 Feb 1968: Astronomy Domine - Scarecrow - Corporal Clegg - Paintbox - Set The Controls - See Emily Play - Bike - Apples & Oranges. David Gilmour made his film debut with Pink Floyd by recording this series of promotional clips for Belgian TV. Four of the films were shot at RTB TV studios and the remainder in and around Parc de Laeken on the 18th & 19th of February. "Apple & Oranges" was broadcast on the RTB pop music program Vibrato on 27 February. The remaining films, including a photo montage set to "Bike", were shown consecutively as part of the Tienerklanken pop music show broadcast on BRT TV on 31 March. Kastival Open Air Festival 31 August 1968 Astronomy Domine Pink Floyd performed in the afternoon on the 1st day of this 3-day festival. The event was filmed by BRT TV and highlights were shown on the Tienerklanken pop music show broadcast on 8 October in a featured segment called "Kastival '68".