Love Potion No. 9 is a 1992 movie starring Sandra Bullock and Tate Donovan. Inspired by the famous doo-wop song of the same title, it's about a special elixir (Love Potion No. 8) that enables a person to make people of the opposite sex become completely infatuated with them by simply talking. The potion also makes people of the same sex repelled by the one using the potion.