Boulder's Young & Dead bring improvisation-heavy Grateful Dead tribute sets, while Silas Herman & The Tone Unit serve up progressive bluegrass rooted in Nederland, CO, with a live resume spanning Red Rocks. Catch both at Cervantes' Other Side, Friday, September 18.

Grammy Award-winning The Infamous Stringdusters mark 20 years of pushing progressive bluegrass boundaries with their new album 20/20, blending virtuosic musicianship with genre-blurring Americana style. Catch their electrifying live show at Troubadour on Thursday, September 17!