Anthrax have begun teasing tantalising details of their new album including a potential Dave Grohl guest appearance.The legendary metal band last released music in 2016 with ‘For All Kings’, and have recently been unveiling new details about their forthcoming twelfth studio album. The band took to Instagram to post a photo with the Foo Fighters and Nirvana legend.“New album is going to be awesome,” they wrote, adding the hashtag: #FooThrax.A post shared by Anthrax (@anthrax)Drummer Charlie Benante also posted his own set of photos to social media: “Thanks to [Grohl] for coming by and giving us a jolt.