Jack takes a break everyday from his busy kid schedule to visit his favorite place in the world—his backyard clubhouse. Here he can do what he loves best—create and enjoy music, sing, dance and have a ball with his friend Mary, his faithful dog Mel and all of his neighborhood pals who stop by. Anything can happen in Jack’s clubhouse.
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!
Spunky needs Mel to fix his spaceship, which broke down on the clubhouse floor, in time for him to fly back to his home planet Skiffle to perform at his first Fleeber Musical Concert.
Mel the Musical Magician has come to the clubhouse wearing a cape and a top hat and he is prepared to amaze! With a toot on his Magical Musical Horn, he makes all sorts of musical magical tricks happen! However, when he attempts to make a bugle bunny appear, Mel accidentally turns Jack into a bugle bunny!
While dancing the Twisty Twist, Jack, Mary and Mel are interrupted by Phil the Coo-Coo Bird who bops into the clubhouse, totally out-of-control. Phil tells Jack, Mary and Mel that he is frustrated because today is the day when all the other Coo-Coo Birds gather in the Coo-Coo Tree and do the Coo-Coo Dance, and Phil doesn't know how to dance it. It's up to Jack and the gang to help!
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!
When Jack gets caught up in playing music conductor, Mel and Mary decide to make his musical dreams come true and organize an orchestra for Jack to conduct! Now all they have to do is keep Jack out of the clubhouse long enough to make costumes, call friends and get set up. Easier said than done!
Jack gets a bit jealous when he thinks that Mel's friend Scat Cat is now her knew best friend instead of him. Scat Cat knows all kinds of things that he doesn't and Jack feels threatened by that.
Jack is so excited about his favorite holiday and can't wait to see if the Ground Hog will see her shadow or not! But before that happens, Gertrude the Ground Hog runs into the clubhouse, too shy to face all the attention, but anchorman Brunk Stinegrouber needs her to come outside with him so they can deliver the news together.
Jack and Mary are your masters of ceremony for this big neighborhood sing-along from the clubhouse. All of our favorite neighbors come over and sing in their favorite styles of music! Live in the clubhouse! What a sing-along! What a dayyyyy!!!
Laurie calls to say she will be in the neighborhood and would love to stop by and sing a special song with Jack, Mary and Mel! They have an important task to perform first... they need to find three items that Laurie needs in order for her to perform her new song correctly.
While digging up trombones that he buried in the back yard, Mel becomes dirty -- so dirty that he is in dire need of a bath. Easier said than done! Good thing Sudsy Bubblestein, Professional Dog Washer and Stylist, is out scanning the neighborhood for dirty dogs! She is the only one who can convince Mel that he needs to take a bath.
Jack, Mary and Mel head up the beanstalk to see if their musical talents can help add to the special day.
Jack, Mary, and Mel find seven of the funniest things that could make their boring day more exciting.
