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Evanescence frontwoman Amy Lee is sharing a bit of her next project.  She tweeted a 30-second clip of an atmospheric instrumental piece from her upcoming album Aftermath, which features music inspired by the new film War Story.

Lee recorded most of the album with composer Dave Eggar.  Aftermath is due out August 25th, and is available to pre-order now via iTunes or 

Check out her teaser below:

Photo: Getty Images