Alex Lifeson

Band's surviving members are grateful to those who reached out in the aftermath of Neil Peart's death.

A birthday party and Neil Peart both played a role in making the collaboration happen.

Rush frontman still talks to his former bandmates on a regular basis.

Years removed from Rush's final performance, the guitarist is happy to move on.

Documentary will be aired on March 26 on digital platforms and released on DVD.

"There's a real great future for them as they develop their own style - much like we did."

Joe Satriani collaborator revealed he's working on a project with guitarist.