Quite the line-up - hope they are more than just cameos. Been in the works a while...
"Bass Relay" on Smiles & Grins - Tony Levin (Chapman stick), Billy Sheehan, Michael League, Mark King, Ron Carter, Marcus Miller, Nathan East, Geddy Lee
Vocals - Sammy Hagar, Alex Ligertwood, Ron Hemby, John Cowan, Gabriela Sinagra, Michael Dearing, Gumbi Ortiz, Jeff Berlin
Guitars - Alex Lifeson, Ron "Bumblefoot" Thal, Johnny Hiland, Eric Johnson, Scott Henderson, John McCracken