If you need some inspiration during the BO6 The Tomb Zombies map, here's how to trigger 'Dig', the easter egg song featuring ...

The story is starting to pick up as Treyarch further explores Chaos connections via the Sentinel Artifact, another CoD Zombies song from Kevin Sherwood is on the way, and numerous side Easter eggs ...

but the new Citadelle des Morts map includes a song from one of the most frequent Call of Duty zombies musical artists: Kevin Sherwood. If you want to trigger the new Easter egg song in Black Ops ...