"I wanted to release this now because it fits the moment."
The event will benefit Black Lives Matter, MusiCare, the David Lynch Foundation and WaterAid.
Angel in Disguise is thought to be the pair’s only post-Beatles collaboration.
Starr spoke to Dave Grohl about a shared dislike of playing alone.
Starr has released the title track from “What’s My Name” and a cover of John Lennon’s “Grow Old With Me”.