She made a sign announcing the joy and hung it up in the commons, which is usually a priviledge reserved for student organizations. :)
Then, the next day (yesterday), we made countdown chains. :-D
I didn't have pretty colorful paper, but I figure mine can be white as a tribute to Dumbledore. <3
One of my Harry Potter fan acquaintances made this sign and hung it up in the commons, in the space usually reserved for organizations to announce stuff.