Julien Temple on 'Lost' Pistols Film, Punk Docs & Joe Strummer's Socks

Johnny Rotten grabs the microphone and lurches forward, his pimply face grinning into the camera. Next to him, Steve Jones is miming (or mocking) guitar-hero moves, while Sid Vicious hunches over his bass, surly as ever. The grainy footage carbon-dates to the tail end of 1977, right before the band…