
Mary can't wait to show Jack and Mel how to make music with her new instrument, but she forgot the special hammers used to play it and runs home to get them. While Mary's away, Jack's enthusiasm and curiosity causes him to accidentally break it!
A Hawaiian beach party is disrupted when Mel's sand-making machine starts making snow. Jack, Mary, Prudence, and the penguins help to keep things moving as Mel tries to fix the machine.
Jack, Mary and Mel meet Leonard, a squirrel who's new to the neighborhood and missing his friends and farm. He's super homesick today because back home is the annual Jugband Jamboree! To make Leonard feel better, Jack, Mary and Mel decide to throw him a down home party filled with music, dancing and acorn pie!