Dave Matthews Band’s Boyd Tinsley will partiicpate in Phil Lesh’s Return to Aquarius event at Terrapin Crossroads, slated for August 13 at the San Rafael, CA venue.

Tinsley has previously joined Lesh at the Capitol Theatre and most recently at the Brooklyn Bowl Las Vegas. During this time, DMB will be on a break from touring as they look to wrap up their summer tour with a west coast run that begins August 30.

The day aims to celebrate the iconic Woodstock ’69 as well as a special set that honors Jerry Garcia. Additional artists slated to join Lesh include Stanley Jordan, David Nelson, Stu Allen, Melvin Seals, John Molo, Adam MacDougall, Grahame Lesh and many others.

Tickets are available here.