That movie is expected to arrive in fall 2015, but in the meantime, we're celebrating Christmas Vacation.. In honor of the holiday classic's 25th anniversary, we're catching up with where the cast is now in the gallery above.
It turns out that the active ingredient in Pepto-Bismol (bismuth subsalicylate) contains a chemical called bismuth. When a small amount of bismuth combines with trace amounts of sulfur, a black-colored substance (bismuth sulfide) is formed.
The bismuth subsalicylate in Pepto-Bismol may turn the stools and the tongue black, explains Drugsdb.com. This occurs when the bismuth subsalicylate combines with trace amounts of sulfur in the saliva and intestines. The coloring is harmless, and it disappears shortly after the Pepto-Bismol treatment has stopped. Keep Learning.