I would assume Runescape Christmas 2010.
The runescape Christmas event will start between Dec-17 and Dec-19. There is a complete guide for the event with walkthrough and pictures in this website, http://runescape-quest.info/runescape-Christmas-event-2008-2009-guide-and-help-with-wiki/
For help, go here: http://gameolosophy.com/games/online/runescape/how-to-do-the-2009-runescape-christmas-event/
The RuneScape Christmas event is a recurring optional player event within the browser-based MMORPG RuneScape. The event offers a variety of special quests, socialization options, and special rewards for participants.
The Christmas event is sometime before Christmas and continues a few days afterward.
A Christmas Warble, some kind of parody of A Christmas Carol. For help, go here: http://gameolosophy.com/games/online/runescape/how-to-do-the-2009-runescape-christmas-event/
For help, go here: http://gameolosophy.com/games/online/runescape/how-to-do-the-2009-runescape-christmas-event/
Varrock, Falador or Draynor. Look for the giftboxes on your map. For help, go here: http://gameolosophy.com/games/online/runescape/how-to-do-the-2009-runescape-christmas-event/
Yes, very expensive item that was released on Christmas 2001 at the runescape first Christmas event.
tip.it/runescape is a good website to use.
2001 Christmas holiday event.
This has not been announced yet.