Stitch plans a Christmas party and invites Yuna's father and grandmother to New Town to surprise Yuna. Meanwhile, Hämsterviel gives out clones of Mr. Stenchy and Mrs. Sickly out as presents as part of a nefarious plot. However, the clones are spread all across Earth, and Hämsterviel , Gantu and Reuben must temporally join forces with Stitch and the others to replace them with harmless robotic replicas because their combined smells will destroy Earth