The Vatican actually employs a Devil's Advocate to argue against the canonisation of new saints. Christopher Hitchens was the Devil's Advocate for Mother Teresa.
Popsicles were originally going to be called "Eppsicles" after their inventor Frank Epperson.
The Vietnam War in Vietnam is known as the American War.
Teen Spirit was an actual deodorant worn by one of Kurt Cobain's former girlfriends.
Lawn gnomes used to be real people. The original gnome ornaments were known as Ornamental Hermits.
Human birth control pills are as effective for gorillas. Why anyone would give that a test is an absolute mystery.