Dire Straits—a British rock band —comprised Mark Knopfler (lead vocals, lead guitar), David Knopfler (rhythm guitar, backing vocals), John Illsley (bass guitar, backing vocals), and Pick Withers (drums, percussion). Active in the 1970s, 1980s, and 1990s, they achieved fame with hit singles like Sultans of Swing, Romeo and Juliet, Money for Nothing, and Walk of Life. Their album Brothers in Arms sold over 30 million copies, a UK best-seller.