Mr. X offers water excursions on the Shiggidy Shack Xpress, a 40' power catamaran (covered & with a bathroom), that can take you and up to 40 of your closest friends.out on the water for a snorkeling trip, visit to Nevis, sunset dinner or cocktail cruise, or an itinerary you design.  Our aim is to offer x-sight-ing tours with a recognized brand name, while giving our customers an experience to remember.