

The Season 4 premiere features the successful jamband Widespread Panic who meld southern rock, blues-rock, funk and hard rock in a stellar performance.

Cellist Dave Eggar, singer Amy Lee (of Evanescence) and dance troupe Hammerstep perform.

The Gibson Brothers showcase their amazing harmonies and whip-crack musicianship.

The frontwoman and the band sing through multiple generations and genres of New Orleans grooves.

The eclectic jazz, funk, reggae, alt-rock guitar virtuoso joins the stellar Traveling McCourys.