So my hailing him, in his soft black felt hat, as he was about to get into, or was possibly getting out of, a car in Parliament Hill Fields was, or may have been, on balance, a mistake.
But I wasn't to know that at the time - indeed, had no possible means of knowing that, what with my friend and his wife - the ones who don't read the blog, so it won't much matter what I say, even though I do strive for accuracy, what with the the hand of history a-tickling of my shoulder - with them, as I say, the only ones who had ever laid claim to witnessing the event - which was, or had been, a non-starter, chartwise, on two separate occasions (nothing to do with me, I hope), hence the - well, the obscurity of this promo video, and so the doubt on an early evening in the 1990s, as I crossed the road in search of answers from the soft felt-hatted one.
I can see that I've started too quickly. So let's leave my late nineties self frozen in the act of making some kind of hailing gesture, and let's have - well, let's have some kind of doubt or fear creeping over the features of Ken Campbell as, turning to another TV screen, we rapidly rewind ....