Ch. 102Aftermath and a hatching dragon egg
Brian heard rumors about the silver Giant Squid and learned that Fred and George Weasley had found materials for his requested goods. The chapter ended with Hagrid's owl bringing news that Norbert was about to hatch.
- Professor McGonagall traced the snowman prank to Cormac McLaggen, who earned points deductions and detention after boasting about his trap.
- Peeves repeatedly soaked Cormac with water balloons, while students discovered that the black trees by the Black Lake were stained with squid ink.
- Students speculated about the silver Giant Squid, and Percy Weasley discussed Patronuses with Penelope Clearwater before Fred and George interrupted them.
- Fred and George told Brian they had found materials for his requested goods and would likely finish the product over Christmas.
- Brian asked the twins to keep his Patronus secret, then received a letter from Hagrid saying Norbert was about to hatch.