The murky half-light of a bleak New York winter's morning had yet to penetrate the small rear bedroom of an airless apartment in the city's bohemian Greenwich Village.
Stepping over empty bottles and half-eaten plates of spaghetti (the untidy remnants of the previous night's party), two police officers from the tough 6th Precinct stood in the doorway and surveyed the scene. Lying amid the crumpled sheets, illuminated by the unforgiving glow of a single light bulb, was the naked dead body of a young man.
Meanwhile others pointed the finger of suspicion at the man known only as 'Michael', who one friend of the couple swears remained alone in the room with them during those fateful final hours.
He disappeared after the murder and police made no effort to track him.
'I have followed this story for over 20 years,' says Parker.
'The more I researched and dug around, the more I became convinced that Sid was innocent.
Its makers claim to have uncovered evidence which reveals that a series of police blunders and apathy by detectives led the authorities wrongly to pin the blame on the star.
One witness, who subsequently became a priest, tried to tell detectives that he thought Vicious was not the murderer, but was given the brush-off by investigating officers.Tragic love story: Sex Pistol Sid Vicious was accused of the murder of his girlfriend Nancy Spungen To Manhattan's hardened policemen, it was hardly an unfamiliar scene.But the death of the 21-year-old in the messy ground-floor flat at 63 Bank Street did offer the New York Police Department a rather convenient solution to a potentially messy murder investigation.They don't we win.” The account was only live for a couple of hours before being suspended but not before other Isil fanatics retweeted her messages.Jones replied to another jihadist widow, saying: “May Allah accept your husband too into the highest ranks of jannah (heaven) and jzk (may Allah reward you) for being here for me.” Jones, who was a guitarist in a punk band, left the UK to join Isil and took her ten-year-old son with her.As the murderer robbed and killed Spungen for the huge stash of cash they kept there, Vicious, it is claimed, slept through the attack, only waking to find his lover's dead body in the morning. Parker, who has spent 24 years investigating the life and death of the star and has written a series of well-received books on the subject, tracked down more than 180 witnesses and unearthed previously unseen police reports.