A boy & a bear go to sea equipped with a suitcase a comic book & a ukulele. They are only travelling a short distance & it really shouldn't take long. But then their boat encounters 'unforeseeable anomalies'... Faced with turbulent stormy seas a terrifying sea monster & the rank remains of The Very Last Sandwich the odds soon become pitted against our unlikely heroes. Will the Harriet their trusted vessel withstand the violent lashings of the salty waves? & will anyone ever answer their message in a bottle? Brilliantly funny & tender this beautiful book maps the growth of a truly memorable friendship & tells the story of how when all becomes lost the most unexpected joys can be found.