When enjoying the Piano Bar, you can dress in Carnival's requested 'Cruise Casual' attire. This includes the following recommendations. Gentlemen: dress pants, jeans, elegant shorts, polo shirts; Ladies: casual dresses, skirts or trousers and blouses, summer dresses, capris, elegant shorts, jeans. Carnival requests no tracksuit trowsers, basketball shorts, flip-flops, bathing clothes or cut-off jeans. Also, feel free to attend in more formal attire on elegant nights.