The husband and wife, having finished talking about their children, turned to their phones.
The man huffed: 'My dad's only sponsored me £20 for the marathon,' he said, scrolling down the screen. 'That's a bit tight, isn't it? For family.'
The wife looked up: '£20 is tight?'
'Yes. For a donation from family.'
The wife shrugged: 'You remember how much you sponsored me last year?'
'Oh right. Was it £20? Oh dear....'