Evening attire would be appropriate any night, but most passengers were casual. Men can wear jackets any time, and many men did. Jeans and a T-shirt or a circle skirt for '50s night A bathing suit with coverup for the pool or deck is critical. Take your own blow dryer. Binoculars were handy, especially for the volcano.
Food is plentiful on board, with numerous choices.
Lunch is either buffet or seated, and is equally plentiful with hot and cold choices. There's a huge table full of desserts and an icecream bar. A poolside grill serves sandwiches, hamburgers and hot dogs until late afternoon, so there's almost always something to eat. Dinner, as mentioned above, uses assigned seating in the formal Manhattan Dining Room. Meal service is the biggest obstacle to enjoying the Patriot.