Tranquility Base Hotel & Casino guitar ideas to complement the demos, with bassist Nick O'Malley approving of the demo for "Star Treatment". In September 2017, the Arctic Monkeys began recording material at Vox Studios in Hollywood and La Frette in Paris. Frequent collaborator James Ford co-produced the album with Turner. During these sessions the piano and guitar parts began to mesh, with O'Malley and drummer Matt Helders joining. Helders commented that during recording he played with more restraint than on previous records, noting that "it's about playing for the songs". Further recording sessions took place with Ford in London. The group employed a wide array
Matt Helders guitars and I bought a drum kit after a bit." However, Helders has mentioned the influence rap music has had on the band, saying "We were rap fans at school more than now ... it still influences us in some ways; like for me, it's the drummin'. The groove element, like foon-keh music." In addition, Helders cites seeing Queens of the Stone Age as the biggest influence on his development as a drummer, saying "the one thing that changed me the most was seeing Queens of the Stone Age live at a festival ... as soon as they came off