Christine McVie

Duo found success collaborating both inside and out of Fleetwood Mac.

"See you on the other side, my love," she says. "Don't forget me."

"She was the best musician anyone could have in their band and the best friend anyone could have in their life," her bandmates shared.

"She was truly one-of-a-kind, special and talented beyond measure," the band wrote in a statement.

Christine McVie wrote bittersweet song with her new husband.

"We actually did spend a lot of our time laughing," she recalls.

"We might get back together," says singer and keyboardist. "But I just couldn’t say for sure.”

Ten-track package features two previously unreleased songs and orchestral version of titular 'Rumours' track.

Come aboard. We're expecting you.

"We continue to hope for the best," she says.

Fleetwood Mac bandmates guest on Finn’s fundraising song “Find Your Way Back Home.”

There have been more than 40 of these outside projects, which deepen and add to the band's legacy.