Having fun: This is the big section. It is impossible to have more fun without electrocuting your pleasure centres…
Ford flipped the switch which he saw was now marked “Mode Execute Ready” instead of the now old-fashioned “Access Standby” which had so long ago replaced the appallingly stone-aged “Off”.
This was a planet he had seen completely destroyed, seen with his own two eyes or rather, blinded as he had been by the hellish disruption of air and light, felt with his own two feet as the ground had started to pound at him like a hammer, bucking, roaring, gripped by tidal waves of energy pouring out of the loathsome yellow Vogon ships.

There was no mistake, there couldn’t have been. The Earth had definitely been destroyed. Definitely, definitely. Boiled away into space. And yet here he activated the Guide again was his own entry on how you would set about having a good time in Bournemouth, Dorset, England, which he had always prided himself on as being one of the most baroque pieces of invention he had ever delivered. He read it again and shook his head in sheer wonder.
Suddenly he realized what the answer to the problem was, and it was this, that something very weird was happening; and if something very weird was happening, he thought, he wanted it to be happening to him.
He stashed the Guide back in his satchel and hurried out on to the street again.