I expect they were all just off to listen to some Elvis or comb their D.A. 'Barnets' incessantly whilst trying to chain smoke Chesterfields without removing them from their pursed lips.
Actually, I could be making all that up. They may have been waiting for a bus.
When they got on it, they would probably have hogged the backseat upstairs and tried to dodge their fares, and then when they got off they would have said
"GET STUFFED GRANDAD !!!"
to the conductor as they bounced away on their beetlecrushers and winklepickers.
To tell the truth, once I'd plucked up the Dutch Courage, I asked the nicest looking one of them what such a fine upstanding socio-economic sub-group was doing at that time of the evening.
He replied that Paul McCartney was doing a photo shoot for his new album, 'Band on the Run Again' and had asked for a group of hip kids to pose for the cover, and not to forget the spotlight.
Bastard never showed up, did he!
No wonder they look so glum