As they get ready for their annual Bunny Picnic, Bean, a young, imaginative bunny eager to help, is told he's too little. Hurt, he wanders off into the lettuce patch where he comes face to face with the grumpy old farmer's junk yard dog! Bean runs and warns the others but no one believes him. Undaunted, little Bean helps the Muppet Bunnies in a big, big way!

Katsuma, Poppet, Snoodle, and the other Moshi Monsters must stop evil Doctor Strangeglove and his incompetent sidekick Fishlips from pulverising the recently discovered Great Moshling Egg.