American funk band Vulfpeck, joined by a number of special guest musicians, performs a sold-out live show at Madison Square Garden in New York City on September 28, 2019.

Examine the history of bluegrass music, from its origins to its eventual worldwide popularity, and hear from dozens of musicians who explain the ways bluegrass music transcends generational, cultural and geographic boundaries.

Heralded as one of the most influential musicians in the modern era, Sam Bush pioneered a new genre of music, inspired some of today's most successful commercial acts, yet he remains the music world's best-kept secret.

A 42-minute making-of documentary, "Inside 'Inside Llewyn Davis,'" produced and directed by David Prior. A number of cast and key crew people are interviewed, but, not surprisingly, the Coens, music supervisor T-Bone Burnett, and lead Oscar Isaac dominate the proceedings.

Live performance from a group of celebrated string musicians, comprising cellist Yo-Yo Ma, fiddler Stuart Duncan, bassist Edgar Meyer and mandolist Chris Thile. The group, which came together to record the 2011 collaborative album 'The Goat Rodeo Sessions', is joined on stage by guest vocalist Aoife O'Donovan. The performance took place at the House of Blues in Boston in January 2012 and saw the talented musicians perform an eclectic setlist of material.

This passionate and affecting performance documentary celebrates the virtuoso artistry and joyous community of contemporary bluegrass music. Musically depicting many of the traditional roots and some of the more far-reaching branches of the genre by employing verite footage, thoughtful interviews, and vividly captured extended performances to weave a seamless tapestry that transports and enraptures the devoted fan and newcomer alike.

Punch Brothers, performing live at the legendary Blackbird Studio in Nashville, Tennessee.

Here's a lesson that will thrill and inspire mandolinists at all levels. Chris Thile shares his own successful formula for developing right and left hand dexterity, improving speed and accuracy and playing with heightened musicality.