: Puth has described the song as representing what the "inside of [his] brain sounds like" when he can't sleep due to racing thoughts. Production & Sound Style
: Puth incorporated elements of 2000s pop-rock and hyper-pop, citing influences like Kurt Cobain, the Red Hot Chili Peppers, and 100 Gecs. Charlie Puth - Charlie Be Quiet!
: Puth repeatedly tells himself to "be quiet" to maintain his "cool" and avoid "putting [his] heart on display". : Puth has described the song as representing
: The song starts with soft, whispered vocals and mellow guitar melodies. As Puth's insecurities grow, the music shifts into "almost too-loud" guitars and high-energy drums in the chorus. citing influences like Kurt Cobain
In true Puth fashion, the production was heavily documented on TikTok before its release.