‘Well, that’s news to me,’ said Harry, his temper rising, and before the Dursleys could call him back, he had wheeled about, crossed the front lawn, stepped over the low garden wall and was striding off up the street. ‘We’re not stupid, you know,’ said Uncle Vernon. ‘We know you’re up to something funny,’ said Aunt Petunia. ‘No more do I,’ said Uncle Vernon forcefully. ‘I don’t believe it,’ said Aunt Petunia at once. ‘The owls … aren’t bringing me news,’ he said tonelessly. It cost him something to tell the truth this time, even though his aunt and uncle could not possibly know how bad he felt at admitting it. ‘Get out of that one, boy! As if we didn’t know you get all your news from those pestilential birds!’ ‘Aha!’ said Uncle Vernon in a triumphant whisper. What are all those -’ she, too, lowered her voice so that Harry had to lip-read the next word, ‘– owls doing if they’re not bringing you news?’
The Dursleys goggled at him for a few seconds, then Aunt Petunia said, ‘You’re a nasty little liar.
‘Careful, Vernon!’ breathed Aunt Petunia, and Uncle Vernon lowered his voice so that Harry could barely hear him, ‘– that your lot don’t get on our news!’ ‘Don’t you be clever with me, boy! I want to know what you’re really up to – and don’t give me any more of this listening to the news tosh! You know perfectly well that your lot -’ Harry Potter and the Order of the Phoenix