Cruising is back and safe with Mark Preston

<p>Headline singer Mark Preston is back out cruising with RCL on the Symphony of the Seas. He shares the great job that RCL is doing with keeping the guests and crew safe and healthy. Mark also describes the greatest and biggest cruise ship on the seas and the fun YOU WILL HAVE!</p> <p>Mark is a world-class singer having spent years singing with Letterman. His main-stage show will fill you with the warm of great memories of the standard songs we all love. If you ever have an opportunity to see Mark Preston you owe to your ears and soul to hear him sing. he's actually quite funny too!!</p>