Nicks tells Mojo: "Every band should have a girl in it - it's always going to make for more cooler stuff than if it's just a bunch of guys. It's ultimately more romantic, no matter what. Even if nobody is getting together, it still casts a romantic spell."

Mac's history is infamous for the inter-band relationships, highlighted by Nicks' own tension with ex-lover Lindsey Buckingham as they worked on 1977 classic Rumours.