Ross and Cromarty's efforts to paint the lighthouse end in slapstick fun and Portland Bill visits McGuillycuddy making the tourists trip a memorable one.
Portland Bill visits the mainland on his day off finding himself very busy helping the villagers. Later Ross and Cromarty are on night duty, and afraid of the monsters they think they can hear.
Cromarty cannot get to sleep after night duty and gets the hiccups, Portland Bill has an unusual remedy. Eddie Stone has a surprise waiting for him at the lighthouse.
Portland Bill's enchanting adventures include an unexpected 'jam session' in the lighthouse with Cromarty and Finisterre creating musical mayhem followed by a visit from the lighthouse inspector.
The lighthouse keepers have a slap-up tea after a misunderstood semaphore message and then Cromarty finds more than be bargained for when embarks on a treasure hunt.
Portland Bill's ability to tie all sorts of knots is tested on his visit to McGuillycuddy and then Cromarty invents the world's first wind powered vacuum cleaner.
A storm helps Cromarty and Ross to do their chores but Portland Bill gives them more work to help keep them busy and a whistling kettle helps Eddie to pacify a runaway bull.
Cromarty bakes a cake using what he thinks is flour that Eddie brought with him to the lighthouse and then a penguin causes chaos when he gets into the lighthouse.
Valentia the parrot learns a new trick and Dogger helps to sort out the problem it causes, later Cromarty and Valentia find they have something in common.