Peter Rowan will join Phil Lesh and The Terrapin Family Band for a Ramble at Terrapin Crossroads in San Rafael, CA. The bluegrass guitar legend—who, along with Jerry Garcia, was a member of Old & In The Way—will join the band in the venue’s Grate Room on Thursday, May 28.

The Terrapin Family Band features Ross James, Grahame Lesh, Alex Koford and Brian Rashap Tickets for the show are available here.