Corrected entry: When Madeline reunites with Helen at her book party it has been 14 years since they last saw each other according to the movie's "7 Years Later" and "Another 7 Years Later" titles. But instead Madeline says, "I can't believe it, Helen darling, 12 years, 12 long years."
Corrected entry: When Ernest drops the vial when he's suspended on the broken pipe, it makes a sound of glass hitting on stone. Yet Ernest lands in the same place where the vial fell and lands on the decorative glass roof above the pool; there is no stone.
Corrected entry: Towards the very end of the movie, Bruce Willis is hanging from the gutter while Meryl and Goldie are trying to convince him to drink the potion. Bruce decides not to drink the potion and drops it. A few seconds later, Bruce falls and crashes through an in-tact glass window. The potion bottle that he dropped would have broken the glass from that height.