Bluegrass Underground Season 9: Episode Guide & Ratings

Truly iconic, profoundly influential, and a catalyst for an entire movement in country rock and American roots music, the Nitty Gritty Dirt Band, continues to add to their legendary status. With multi-platinum and gold records, strings of Top 10 hits, multiple Grammy, IBMA, CMA Awards, the band's accolades continue to accumulate.

Singer-songwriter and violinist, road warrior, and recently minted MFA in creative writing, Amanda Shires cuts her own genre blended roots-rock with fierce-sweet violin, soaring vocals and critically acclaimed compositions. Shires was Americana’s 2017 Emerging Artist of the Year and won for Best Americana Album with husband Jason Isbell’s band, The 400 Unit.

Nashville-based singer-songwriting bluesman and four-time Grammy Award winner, Keb’ Mo’ has been described as "a living link to the seminal Delta blues that traveled up the Mississippi River and across the expanse of America." A musical force defying typical genre labels, Mo’s post-modern blues style harkens many eras and genres, including folk, rock, jazz, pop and country.

Ritter is a vocalist, musician, New York Times best-selling author, painter, and consummate live performer - a true artist. Best known for his distinctive Americana style and narrative lyrics, Josh Ritter is — two decades into a storied career — unafraid of growing, changing and constantly challenging then estimable, earlier versions of himself. Josh Ritter, it seems, may just be getting started.

Lucero’s first gig in Memphis was for a crowd of six. But for a band with a 20-year string of successes and aural iterations, who carried the alt-country torch back in the '90s and helped pave the way for “Americana,” Lucero have returned to what inspired them in the first place. They tour behind a streamlined sound honoring their seminal southern and rock influences.

Two talented boys from a working class Maryland family, the Brothers Osborne bring us a “twang-and-crunch,” equal parts country and rock into one of the freshest, most identifiable sounds to come out of Nashville in recent years. Five-time Grammy nominees, The Brothers Osborne reign as back-to-back ACM Vocal Duo of the Year Awards as well as the two-time CMA Vocal Duo of the Year.

Isakov strikes a balance of space and instrumentation with precise arrangements and poignant lyrics.

Producer, author, actor and singer-songwriter Steve Earle is master musician and writer's writer.

Lauren Morrow showcases her broad vocal range and sweet Georgia drawl in her unique songs.

Glen Hansard brings the heart and soul of the Irish backed by a powerful Folk-Rock horn band.

The trio evokes songs from some bygone era, rooted in folk, delta blues, and reckless rock.

Mandy Barnett has a keen interpretative sense and a powerful style rooted in Country and Pop.