Read a good book. Sirius broke into their dormitory with a knife, and the fat lady was not allowed in without shouting slogans.

Probably because I was nervous, I didn't put it away properly and mistook Ron for Potter. I bent down just to take a look at my adopted son, whom I only met once more than ten years ago. Ron just woke up and saw an ugly man with a knife. Naturally, he thought he was going to attack him.