Bill & Ted
music supervisor Jonathan Leahy, a huge Weezer fan, first talked to the band about being involved in the movie in the summer of 2019. "We started listening to unreleased tracks from them, which was a joy for me," he told American Songwriter
. "When I heard the lyrics, 'watch us brush off the dust, in heavy metal we trust,' and then I heard the amazing, epic guitar solo complete with two-handed tapping, I was like, 'this is the song!'"