Speak to any of the Gigglegibber lottery goblins. (There is one in Frostfell Wonderland Village at ( 84, -4, -1185 ) /waypoint 84.41, -4.09, -1184.61)
Note: You can also try talking to the Gigglegibber scout in The Qeynos Exchange ( 688, -20, -43 ) /waypoint 687.62, -20.05, -42.90 or The Freeport Reserve ( 199, -2, -117 ) /waypoint 198.80, -2.47, -117.36.
Complete Unlocking the Elfin Lord (it has 4 sub-quests)(Bring 100 Basic Coal, 5 carbonite clusters, 5 gold clusters). NOTE: The Gnomish Inventor will initially ask for a small amount of coal. And then ask again, and again for more coal. Save yourself multiple trips by getting the 100 coal in one trip...
Note: You need to take one of the presents from the instance in Removing the Grumpprior to leaving the Elfin Wonderland in order to complete this quest. If you forget, speak to Pinchy again, he will update the quest for you.
This article refers to events, personae and activities only present in-game during the annual Frostfell celebration. Frostfell comes to Norrath each year from (roughly) the second week of December to the first week of January.