Patch 3.3 is the last major patch of Wrath of the Lich King. With the new Icecrown Citadel 5-man dungeons and 10/25-man raid arriving soon, patch 3.3 will deal the final blow to Arthas. WoW.com's Guide to Patch 3.3 will keep you updated with all the latest patch news.
The following sound files come from the Halls of Reflection, Icecrown Citadel, and the Shadowmourne quest line. The video is tagged appropriately to describe where the sound files belong. Click on play only if you're ready for spoilers.