Since he was the one who is unlucky to receive Harry the Killer Rabbit in the mail, wizard Harry raises his hand up to explain himself of what led to him and Crowley to seek higher rooftops.

“Um, hey. Listen, I can explain: I got this package containing that vicious rabbit in the barrel a while ago,” he begins to recall the story, “After I opened it, he lifts his head, I pick him up with my hands, and he decides to attack me and the other guy with me. And that’s how we ended up being stuck on the rooftops.”