Þorláksmessa is a traditional Icelandic holiday celebrated on December 23rd, honoring Þorlákur Þórhallsson, the patron saint of Iceland. The day marks the beginning of the Christmas festivities and is a time for family gatherings and feasting. On Þorláksmessa, it is customary to eat fermented skate, a traditional dish, and to prepare for the upcoming Christmas celebrations. Many Icelanders also take the opportunity to buy last-minute gifts and enjoy the festive atmosphere in their communities.