Paul McCartney's songwriting partner had his albums produced by an American production team who also produced albums for what other famous band? 
Butcher Bros.: The Butcher Bros. are an American production team made up of brothers Phil and Joe Nicolo, originally based out of Philadelphia. Butcher Bros.:  Together and individually, the brothers have produced albums for a wide variety of bands, including Urge Overkill, John Lennon, Bob Dylan, Amy Grant, Cypress Hill, Nine Inch Nails, Dog Eat Dog, Anthrax and Luscious Jackson. John Lennon:  He and fellow member Paul McCartney formed a much-celebrated songwriting partnership.
i don't know