John Oates will join Umphrey’s McGee during its performance at Hunter, NY’s Mountain Jam this June. The Hall & Oates member sat in with Umpyhrey’s for “Ain’t No Sunshine,” “The Linear” and “Let it Rock” at Aspen, CO’s Belly Up. The members of Umphrey’s McGee—especially bassist Ryan Stasik—are outspoken Hall & Oates fans. The group will perform with another ‘80s icon—Huey Lewis—at Summer Camp this May.