Dusty Springfield market, scoring 18 singles in the "Billboard" Hot 100 from 1964 to 1970 including six in the top 20. The music press considers her an iconic figure of the Swinging Sixties. Quentin Tarantino caused a revival of interest in her music in 1994 by including "Son of a Preacher Man" in the "Pulp Fiction" soundtrack, which sold over three million copies. In that same year, in the documentary, "Dusty Springfield: Full Circle", guests of her 1965 "Sound of Motown" show credited Springfield's efforts with popularising US soul music in the UK. In 2008, country/blues singer-songwriter Shelby Lynne recorded a tribute
Dusty Springfield original version, which was neither re-recorded with Warnes nor released as a single.) It was issued as a single and reached No. 7 on the Adult Contemporary Singles Chart. In 1988 a new compilation, "The Silver Collection," was issued. Springfield returned to the studio with Pet Shop Boys, who produced her recording of their song "Nothing Has Been Proved", commissioned for the soundtrack of the 1989 drama film, "Scandal". Released as a single in February 1989, it gave Springfield her fifteenth UK Top 20 hit. In November its follow-up, the upbeat "In Private", also written and produced by Pet Shop