Two lineups of Dire Straits performing in 1978 (top) and 1985 (bottom).
Dire Straits was an English rock band from London. Formed in June 1977, the group originally comprised the Knopfler brothers Mark (lead vocals, lead guitar) and David (rhythm guitar, backing vocals), John Illsley (bass, backing vocals), and Pick Withers (drums). At the time of their first breakup in September 1988, the band comprised Mark Knopfler, Illsley, Jack Sonni (rhythm guitar, backing vocals), Terry Williams (drums), Alan Clark (keyboards), and Guy Fletcher (keyboards). Mark Knopfler, Illsley, Clark and Fletcher reformed as Dire Straits in 1990, undertaking one more studio album and world tour with backup musicians before their second and final breakup in 1995.