Question: What nationality is the performer of song For What It'S Worth (Stevie Nicks Song)?
Sentence (from "Stevie Nicks"): "Rumours", Fleetwood Mac's second album after the incorporation of Nicks and Buckingham, was the best-selling album of the year of its release and to date has sold over 40 million copies worldwide, making it the fifth biggest-selling studio album of all time.
Relevant evidence: No