Arnold the Elephant is lovable - but very, very clumsy. So it's no wonder Lewis doesn't want to take him along on the treasure hunt. But it's Arnold who ends up finding the treasure!

In the middle of the coconut harvest, Trader Jones makes a wish, and before anyone knows what's happened, Mary the Hover Fairy appears. She grants Trader's wish, and he discovers that magic may not be the best way to harvest coconuts.

Charlie unfortunately has to cancel the big expedition to find the Bye Bye Beast because he's got The Sneezes. But when Trader's cure for the dreaded disease happens to include the elusive Beast's favourite food, Charlie's luck changes.

Litterbug, in his constant quest for tidiness, picks up Mary the Hover Fairy's wand when she puts it down halfway through a spell. When the poor creature is chased by a crowd of jumping bananas, he finds out that there could be such a thing as being too tidy.

Arnold knows the mountain moans and is proved right when he, Charlie and Lewis make an expedition to it's foot. They follow the moaning sound throughout the mountain's caves and underground lakes to find Bert, a lonely monster who's been trapped inside.

Captain Mildred decides that Edward needs exercise. Everything is just fine until Edward reaches for the sky... and discovers that his arms are stuck over his head.