2x GRAMMY Award-winning artist Patty Griffin and GRAMMY Award-nominated singer-songwriter Gregory Alan Isakov have announced plans for a co-headline tour. “An Evening with Patty Griffin & Gregory Alan Isakov” will see the two acclaimed American voices performing their own individual sets, marking the first live, in-person concert performances for both artists since early 2020. The 14-date tour gets underway October 5 in Knoxville, TN and then continues through the month. Tickets for all announced dates will go on sale this Friday, June 4 at 11:00am ET.