Discworld – Feet of Clay (Terry Pratchett)

'And she said, "That's funny - it didn't do that last night"!' said Corporal Nobbs.

He beamed at the company.

There was silence. Then someone in the crowd started to laugh, one of those little uncertain laughs a man laughs who is unsure that he's not going to be silenced by those around him. Another man laughed. Two more picked it up. Then laughter exploded in the group as a whole.

Nobby basked.

'Then there's the one about the Klatchian who walked into a pub with a tiny piano—' he began.

'I think,' said Lady Selachii firmly, 'that the buffet is ready.'

'Got any pig knuckles?' said Nobby cheerfully. 'Goes down a treat with Winkles, a plate of pig knuckles.'

'I don't normally eat extremities,' said Lady Selachii.

'A pig-knuckle sandwich … Never tried a pig knuckle? You just can't beat it,' said Nobby.

'It is … perhaps… not the most delicate food?' said Lady Selachii.

'Oh, you can cut the crusts off,' said Nobby. 'Even the toenails. If you're feeling posh.'