![Conga line](https://media.shermanstravel.com/cruises/thumb/xlarge/9719_7-_scavenger_hunt_slideshow_carnival_glory_deck_party_cropped-jpg.jpg)
Photo: Conga line / Kristen Boatright
8. Leave your black ties at home.
Don’t show up decked out in a ball gown on this cruise line ... ever. These ships are generally pretty informal: Most people wear shorts and flip flops most days in the afternoon — and, to be honest, you’ll probably see some shorts on nights designated as "cruise elegant," too.