Lindsey Buckingham and Christine McVie on their duets album: 'We kind of blew our own minds'

It was an only-in-Hollywood moment: Lindsey Buckingham and Christine McVie, two members of perhaps the most famously fractious rock band of all time, rehearsing inside a Sony Pictures soundstage where “The Goldbergs,” ABC’s sitcom about a dysfunctional family, is filmed.

But this wasn’t Fleetwood...