Most Lore and Legend Quests can be started either with a book or by examining one of the quest items. Find the book, Dancing with Bugbears, using the location information above. Next, read the book, Dancing with Bugbears, flip through all the pages, and accept the quest. Once you have accepted the quest you may place the book in your house. You do not need the book to progress the quest.
Find the following auto-updating pieces by killing Bugbears in any zone:
a bugbear spirit, a bugbear brain, a bugbear ear
Find and examine the following tradeable pieces obtained by looting Bugbears in any zone, or buying them from other players