Here are links to a few videos of note:

Trey Anastasio, Nicholas Payton and Bobby Weir at the Connecticut Forum, 11/29/01

My Morning Jacket, Common, Disco Biscuits, Blackalicious late night at Bonnaroo 2006

Soulive, “El Ron,” 6/4/06

Milton Berle introduces Ornette Coleman, 1979

The Moldy Peaches featuring Chris Barron, "Two Princes"

ALO live from Mystic Hot Springs

Marc Ribot y los Cubanos Postizos, “Aurora y Pekin,” Banlieues Bleues , France- 3/19/02

Steve Winwood on guitar for “Dear Mr. Fantasy”

Widespread Panic, “Airplane” video