Having just finished his latest US tour, Sir Paul's birthday celebrations include headlining the Glastonbury Festival for the second time next Saturday, this time as an octogenarian - a powerful demonstration of how to enjoy life beyond state retirement age and testament to his undimmed star power.
Although his hair is grey and his voice is weaker, he delivers a knockout stage show, studded with The Beatles songs that people want to hear.
Seeing him live is the closest you can get to experience the magic of the Fab Four, though to this day he remains slightly prickly on the subject of who broke up the band.
When it was suggested in a recent interview that he caused the terminal rift by launching his solo career in 1970, he replied firmly: "Stop right there.
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