Bubble

"Bubble" is a song recorded by South Korean girl group STAYC for their third extended play Teenfresh. It was released as the EP's lead single by High Up Entertainment on August 16, 2023. Background and release On July 24, 2023, High Up Entertainment announced STAYC would be releasing their third extended play titled Teenfresh on August 16. A day later, the promotional schedule was released. It was also announced that "Bubble" would serve as the lead single. On August 9, the first music video teaser for "Bubble" was released. Five days later, the highlight medley teaser video was released. On August 15, the second music video teaser for "Bubble" was released. The song was released alongside the extended play and its music video on August 16. Composition "Bubble" was written and composed by duo B.E.P, with Jeon Goon participating in the lyrics writing, Flyt participating in the composition and arrangement, and the duo's Rado participating in the arrangement. It was described as a song characterized by "light synth bass" featuring "addictive hook that [the listener] will not forgot once [they] hear it". "Bubble" was composed in the key of A major, with a tempo of 132 beats per minute. Commercial performance "Bubble" debuted at number 69 on South Korea's Circle Digital Chart, in the chart issue dated August 13–19, 2023; on its component charts, the song debuted at number eight on the Circle Download Chart, number 107 on the Circle Streaming Chart, and number 31 on the Circle BGM Chart. It ascended to number 21 on the Circle Digital Chart, and number 26 on the Circle Streaming Chart, in the following week.