What is the grossest thing you have ever seen on a cruise ship? In this video, we discuss the cruise passenger behavior that people shared from real sailings, and some of it is hard to forget.

From buffet mistakes and dropped utensils to hot tub problems, hallway incidents, and one cruise ship chocolate fountain story that may ruin chocolate fountains forever, this is a funny but useful reminder that cruise etiquette matters.

Cruise lines work hard to keep ships clean, but passengers still play a major role in food safety, shared spaces, and basic courtesy onboard. If you love cruising, this is one of those conversations that is gross, honest, and strangely educational.