In 1917, novelist Emily Grand Hutchings claimed that her book Jap Herron was dictated by Mark Twain himself, from whom she started receiving messages 2 years prior to the release of the book. 13 years before she started writing the book with the help of a Ouija board, Hutchings corresponded with Twain via letters, mostly asking his advice on writing.
In 1995, the Mars candy company decided that having two shades of brown M&Ms were unnecessary, so they did away with the light brown ones, leaving only the colors red, yellow, green, dark brown, and orange. Mars held a replacement contest, inviting candy lovers to call a 1-800 number and vote for their favorite color: blue, pink, or purple. Blue won, and M&M's haven't looked the same since.
First Lady Dolley Madison planted the famous White House rose garden in the early 1800s, and then 100 years later, First Lady Ellen Wilson requested the garden be dug up. But garden workers reported that Dolley Madison's ghost appeared and refused to let them tear up her garden. Since then, an unexplained smell of roses is sometimes experienced inside the White House.
When the zombies are eating the bodies in the burnt-out truck they were actually eating roast ham covered in chocolate sauce. The filmmakers joked that it was so nausea inducing that it was almost a waste of time putting the makeup on the zombies, as they ended up looking pale and sick anyway.