The Lemmings have improvised a funfair-worthy attraction in the living room. Awake, Grizzy throws their centrifuge out and the Lemmings land in the nearby science station and accidentally wakes up… a mammoth! A bond is born between them, and the Lemmings involve the mastodon in their game. This new giant friend makes it possible to transform the entire cabin into a big wheel. Grizzy, who wanted to sleep peacefully, wakes up in panic ...