They started out as one of the best British blues bands of the 1960s before re-inventing themselves as the quintessential West Coast rockers of the 1970s, but what makes this documentary about Fleetwood Mac worth rewatching is the honesty of the contributors.

Made when Christine McVie had retired from the band – she’s since rejoined – it features new interviews (plus archive in Christine’s case) in which the band spill the beans about their whole career, including the mental health issues of original guitarist Peter Green and the making of Rumours – when drug-taking fuelled the infidelity and infidelity fuelled the drug-taking.