Are We There, Yeti? - (Step 3) Take Umi's Mechanical Yeti and scare her friends with it:
Legacki in Everlook (Winterspring)
Sprinkle in Gadgetzan (Tanaris)
Quixxil in Marshal's Refuge (Un'Goro Crater)
When you are done, bring the Mechanical Yeti back to Umi.
Stratholme Alliance & Horde
Dead Man's Plea Go into Stratholme and rescue Ysida Harmon from Baron Rivendare.
Fallen Sky Lords (Horde) Find out what became of Wing Commander Guse, Wing Commander Jeztor, and Wing Commander Mulverick. Return to Commander Mulfort should you complete your mission.
Silithus Alliance & Horde
Into The Maw of Madness - (Step 2) Commander Mar'alith at Cenarion Hold in Silithus wants you to find his beloved Natalia. The information that you gathered points to Hive'Regal in the south as being the area in which you may find Mistress Natalia Mar'alith.
Do not forget to visit the dwarves at Bronzebeard's camp before venturing into the hive. They might have some additional work and advice for you.
And [Name], remember the Commander's words: "Do what you must..."
The Battle of Darrowshire Place the Relic Bundle at the Darrowshire town square.
Prevent Davil Lightfire's death until the death of Horgus.
Prevent Captain Redpath's death until Redpath the Corrupted appears.
Defeat Redpath the Corrupted.
Speak with the spirit of Joseph Redpath when he appears at the town square, then speak with Pamela at her home.
Alliance & Horde
The Restless Souls - Part II - (Step 2) Use Egan's Blaster on the ghostly and spectral citizens of Stratholme. When the restless spirits break free from their ghostly shells, use the blaster again - freedom will be theirs!
Free 15 Restless Spirits and return to Egan.
Blasted Lands Alliance & Horde
The Stones That Bind Us - (Step 3) Free nine Servants of Razelikh, three Servants of Sevine, three Servants of Allistarj, and three Servants of Grol. Return to the Fallen Hero when your task is complete. You must remain within close proximity of the stones or the process will fail.