The instructions are simple, dress as your favorite song title. You’re ShipRockers, you’ve been training your whole life to come up with a costume like this. The only challenge is picking just one. We can’t wait to sit back and watch the human playlist streaming around the deck. Note: $50 onboard credit to any group who dares attempt Pink Floyd's “Several Species Of Small Furry Animals Gathered Together In A Cave And Grooving With A Pict”.