This was the happiest period of Harry's life.
Sirius was a lot of fun. He led Harry and the others on their broomsticks to fly over the Black Lake, used charms to conjure a giant snowman nearly two stories tall, and even brought it to life.
He was eager to use this creation to give Snape a hard time, but before they even reached the Castle, Professor McGonagall hit him with a charm that turned both him and the snowman into a single frozen statue.
Chapter 130