Twelfth Night
From MiddleWiki
A Medieval holiday, Twelfth night was the twelfth day after Christmas; also called "Three Kings" as it is supposedly the day on which the Three Kings arrived at the manger to present gifts to the newborn Savior.
Because of its importance in the Medieval calendar year; Twelfth Night is a popular theme for events. Every year a particular Twelfth Night celebration happens which is the Kingdom Twelfth Night; a larger event at which the Crown is usually present.