Billy Goat curse

The Billy Goat Curse is a curse placed on Wrigley Field so that the home of the Cubs will never win the World Series.

"Curses"
In "Curses", Gwynn ap Nudd casts this spell in retaliation of being thrown out of Wrigley Field when in the form of a goat; though he considers the smell of the animal with some pride, rather than something he should have avoided.