Disappearing Boat

A boat/ship is seen floating on the water. (The footage is from the late fifties.) An explosion occurs underwater in the background, and the clouds are getting closer to the boat. Near the end, as the boat is beginning to get covered by the clouds, the ghost guy from the "London Dungeon" prank pops up screaming "YEAAAAAAAAAAAAAAAAAAAAH!

Link youtube.com/watch?v=J1q-cZZakq0