Sammy Hagar combines forces with Chickenfoot and former Van Halen band mate Michael Anthony and a roster of guests  that ranges from Kid Rock to Blues man Taj Mahal and Country stars Ronnie Dunn of Brooks & Dunn and Toby Keith on a new release titled Knockdown Dragout due out September 24.  The 10 track release also features Hagar with Kid Rock, Santana and Journey veteran guitarist Neal Schon, Joe Satriani, and Nancy Wilson of Heart.  The title track features Hagar with Joe Satriani and Kid Rock.