//He had them standing upright.
The belt moved and the bottles fell over. He stood them up again. Belt moved. Bottles fell over. This went on 5 more times till he reached the cashier!//
Some Divine Being invented people like this to give us some light relief in these dark times.
I was once behind a couple when the woman 'remembered' she'd forgotten something and went off to get it, leaving her poor chap to finish packing their stuff. She returned, with an armful, and started to berate the poor man about his packing, she emptied everything out and repacked it all, glaring at anyone in the queue who even thought about tutting.