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Wilson Pickett in Philadelphia is the eleventh studio album by singer Wilson Pickett released in 1970. After cutting many of his earlier albums in the Deep South (Memphis and Muscle Shoals), Pickett headed to Philadelphia to work with Gamble and Huff at Sigma Sound Studios. The album features two of Pickett's most popular singles from the early 1970s - "Engine No. 9" (#14 Pop, #3 R&B) and "Don't Let the Green Grass Fool You" (#17 Pop, #2 R&B).
The album reached number 12 on the soul albums chart in the United States. "Engine Number 9" charted at number 14 on the Billboard Hot 100 and number 3 on the R&B Singles chart. "Don't Let the Green Grass Fool You" charted at number 17 on the Hot 100 and number 2 on the R&B chart.