Nitty Gritty Dirt Band and Friends - Circlin' Back: Celebrating 50 Years
- वर्ष: 2016
- देश: United States of America
- शैली: Music, Documentary
- स्टुडिओ: Warner Music Group
- कीवर्ड: concert, country music, bluegrass, music documentary
- संचालक: James Burton Yockey
- कास्ट: Jimmie Fadden, Jeff Hanna, Bob Carpenter, John McEuen, John Prine, Sam Bush
