That's not good...

Passengers captured this terrifying video showing smoke billowing from the exhaust tunnel of the Carnival Freedom cruise ship on Saturday. For more information, go to foxweather.com. #foxweather #cruiseship

[@krishelfferich3487]

Boats just having a cigarette... 🚬

[@aletaimmonen1371]

I hope all survive 😢😢😢

[@dylanjones428]

Boats have tails now probably for the great aerodynamics that a boat needs to stay afloat 😂😂

[@dps6198]

First of all it's not a tail second of all of it is the exhaust escape for the engines.

[@dylanjones428]

The joke went over your head man

[@kevsowell]

tail?