Well, this is exactly why Paul has always been our favourite Beatle.
Taking a leaf straight out of Bruce Springsteen's book, Macca invited a 10-year-old fan at his recent gig in Argentina on stage to play bass, after noticing her holding up a sign.
The music icon invited the youngster and her mum up in order to sign her teddy bear, but was 'taken aback' when she said: 'I want to play bass with you.'
Ahhh, who cares if it was staged or not - it's sweet.
Watch it below: