[1] During the final stop of the tour's European leg in Manchester, the cousins paused the show to film material for a potential music video they can "take back to L.A."[2] "The Hillbillies" was surprise-released on May 30, 2023, exclusively on PGLang's YouTube channel.

[7][8] "The Hillbillies" interpolates the flow of "Sticky" by Canadian rapper Drake on its refrain, and samples the charity single "PDLIF" by American indie folk band Bon Iver.

Landmarks featured in the music video include the London Eye, Millennium Bridge, Stephen's Green Shopping Centre in Dublin, and Dodger Stadium in Los Angeles.

[9] American rapper Tyler, the Creator makes a cameo appearance in the video, and teased the return of his annual Camp Flog Gnaw Carnival at the end.

He described the track as being more like a "hype-building pre-album loosie", rather than the "proper single" feel of Keem and Lamar's previous collaborations, and dubbed the song a "blog-era classic if we were still in the blog era.