Grandpa’s Great Escape, , HarperCollins Publishers, David Walliams,Heating, lighting, ventilation,Building construction & materials, Roald Dahl;crown jewels;hilarious;Billionaire Boy;adventure;robbery;jewel thief;touching;silly;crime;grandparents;funny;boys;jokes,, , United Kingdom, en-GBhttps://www.harpercollins.co.ukRoald Dahl;crown jewels;hilarious;Billionaire Boy;adventure;robbery;jewel thief;touching;silly;crime;grandparents;funny;boys;jokes, [BLURB],[CITY],,books, ebooks, biblet, Book2look