The two ponies, Bramble and Coultoon, love adventures and are tempted to explore a distant cave. When they are told that a dog belonging to an old piper came out of the cave without any hair on him, they almost give up. But curiosity wins the day and they discover the ancient piper who, according to legend, got lost in the cave a long time ago.

The 9th story about Farmer Pettson and his talking cat Findus.