Keir Starmer credits her with sparking his realisation that the Left had 'got it wrong' on immigration.
His anecdote about meeting retiree Joyce Todd became the centrepiece of his leader's speech at the Labour Party conference.
So it is little short of extraordinary that Mrs Todd's recollection of their 2015 meeting during canvassing in Oldham is so different to that of the Prime Minister's.
Because she insists that the meeting was actually so fraught that it lasted less than 15 minutes before she demanded that he got out of her house because he accused her of being a racist.
From the big questions around immigration down to trivial details such as whether or not she served him Rich Tea biscuits, 79-year-old Joyce is unequivocal.
