The Simpsons season 21 episode 7
Episode title: Rednecks and Broomsticks
Lisa befriends three teenaged Wiccans after getting lost in the woods during a game of hide-and-seek, and must clear her new friends' names when they are accused of cursing the townspeople with their supposed witchcraft. Meanwhile, Homer befriends Cletus after learning that he and his friends make their own moonshine.