Wilco just finished up their annual Solid Sound festival at MASS MoCA in North Adams, Massachusetts and during one of final sets -  Jeff Tweedy was joined by  David Byrne for the “California Stars” finale of his set.

Tweedy was backed by his sons Spencer Tweedy on drums and Sammy Tweedy on vocals during his set.  The encore began with Sammy Tweedy leading a covers of Neil Young’s “Helpless” and “It Must Be Love” by Labi Siffre.

Jeff Tweedy then brought out Byrne, as well his Wilco band mates – guitarist Nels Cline, bassist John Stiratt, multi-instrumentalist Pat Sansone, keyboardist Mikael Jorgensen and drummer Glenn Kotche – for the “California Stars” finale.