It's been done:
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THIS IS SPINAL TAP (1984)
Limited edition, French only pressing featured in deluxe 1.85 widescreen presentation. New high definition remastered video & audio. Dolby Digital 5.1 sound. Available languages - original English language & French language track. Removable French subtitles. Film running time, 82 min. PLEASE NOTE - this is a Region 2 PAL DVD. 2nd DVD Limited Ultimate Edition includes - complete set of 85 min. of deleted scenes, The Return of Spinal Tap - a 60 min. Spinal Tap concert at Royal Albert Hall UK + sketches, Flower People Press Conference, MTV Module - Where are they now?, Clip Hard Top, documentary on 'The Fake Fan Club' by Philippe Manoeuvre, 4 video clips ('Hell Hole', 'Listen to the Flower People', 'Big Bottom', & 'Gimme Some Money'), Hard Top, 3 fake commercials plus 6 Original trailers. Also included is the complete CD soundtrack of the original Spinal Tap & their complete comeback CD album Break Like the Wind!! This whole deluxe set comes in a gorgeous collector's 'Marshall Stack Amplifier' box ('that goes up to eleven')! Studio Canal. 2003.