Edit: Made eligible for transmogrification in Patch 6.2. It's also in the Appearances (a.k.a. wardrobe) collection, so collect it now or you'll have to wait until next year. The helm is rewarded via a quest that unlocks after completing the individual quests for stealing the opposing faction's capital city flames.
Not required for Burning Hot Pole Dance.
Edit: Made eligible for transmogrification in Patch 6.2. It's also in the Appearances (a.k.a. wardrobe) collection, so collect it now or you'll have to wait until next year. The helm is rewarded via a quest that unlocks after completing the individual quests for stealing the opposing faction's capital city flames.