Kids!

[rebbonk]

A five-year-old boy couldn't wait to tell his grand-father about the film he had watched on television, "20,000 Leagues Under the Sea."

The scenes with the submarine and the giant octopus had kept him wide-eyed.

In the middle of the telling the story, his grand-father asked, "What made the submarine sink, was it the octopus?"

With a surprised look the boy replied, "No, Grandpa,

Spoiler:

it was the 20,000 leaks!"