He help raise £30 for starving human beings and 30 years later we get to snigger because he photographed by some scumbag paparazzi near a street sign for 'All you can eat for a tenner".
You can never judge a conversation from a distance by body language - it does not infer that they were falling out, they could have been in passionate agreement about something!
Oh, and as for the 'irony' - the Mail doesn't do irony!