Here are links to a few videos of note:

The Phish fiddler- Ann Marie Calhoun and her brother Joe play "Stash"

Prince with the Blind Boys of Alabama

The Greyboy Allstars as Puppets: "Still Waiting" Music Video

The Allman Brothers Band on Saturday Night Live in the mid-80s

Keller Williams & The WMD'S- "People Watchin'"

Grace Potter & the Nocturnals perform "Sneakin’ Sally Through the Alley" with George Porter and Ivan Neville at Jam Cruise 2008

Grateful Dead, "Viola Lee Blues," Monterey Pop Festival, 6/18/67

Trey Anastasio and Mike Gordon talk HORDE. on MTV, 1992

A Bonnaroo Preview

Official Trailer: Wetlands Preserved