Did Jim Carrey Steal Tom Hanks’ Dog Story?

Jim Carrey made the rounds to promote the release of Mr. Popper’s Penguins in theaters on June 17, 2011, and one of the shows where he put in an appearance was The Late Show with David Letterman. There, he told the story about his dogs encountering a skunk.

However, a very similar story had already been told on Letterman’s show by Tom Hanks…