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 in the single "Sometimes Like Butterflies" and an appearance on Terry Wogan's TV chat show, "Wogan". None of Springfield's recordings from 1971 to 1986 charted on the UK Top 40 or "Billboard" Hot 100. In 1987, she accepted an invitation from Pet Shop Boys to duet with their lead singer, Neil Tennant, on the single "What Have I Done to Deserve This?". Tennant cites "Dusty in Memphis" as one of his favourite albums, and he leapt at the suggestion of using Springfield's vocals for "What Have I Done To Deserve This?". She also appeared on the promotional video. The single