 While cruising at slower speeds efficiency was improved to 125 ft per gallon (10 m/L).At the end of her 2005 world cruise, some pieces of her artwork were damaged when some crew members who had become inebriated at an on-board crew party, went on a vandalism rampage through the public areas of the ship.A unique tapestry of "Queen Elizabeth 2", commissioned for the launch of the ship, was thrown overboard by a drunken crewman.