I'll be in my bedroom, making no noise and pretending I'm not there.
Harry, Cedric, I suggest you both go up to bed," said Dumbledore, smiling at both of them. "I am sure Gryffindor and Hufflepuff are waiting to celebrate with you, and it would be a shame to deprive them of this excellent excuse to make a great deal of mess and noise.
I never know," Harry called to Hagrid over the noise of the cart, "What's the difference between a stalagmite and a stalactite?" "Stalagmite's got an 'm' in it," said Hagrid.
Yeah, she shows signs of life if you do this," said Ron, and with his tongue he made soft clip-flopping noises. Umbridge sat bolt upright, looking wildly around.
There you go, Harry!” Ron shouted over the noise. “You weren’t being thick after all — you were showing moral fiber!