Ben's vocal version of "World Boss" from Gov't Mule's new album "Shout!" is streaming now at Mule.net/WorldBoss! The two-disc set features 11 new tracks recorded by The Mule plus a bonus disc featuring an all-star lineup of vocalists interpreting their new songs. "Shout!" is out 9/24 and available for pre-order now at Mule.net, iTunes and Amazon.com.