I finally found a used copy of Wario Ware: Smooth Moves for the library's Wii, so we took turns playing that for a long time. I mean, you have to do something while chewing all that gum, right!? The game is so random that even watching someone else play is entertaining, but it is so easy that even someone who has never played Wii can do it. We also played some Rock Band games, ending the event with our always-amazing rendition of Yellow Submarine.
To make our gum sculptures as artistic as possible, we used gumballs in a variety of colors in addition to bubble gum. Here are some creations: