"Roller Coaster" is a song recorded by South Korean girl group Nmixx. It was released as a pre-release single for their third single album A Midsummer Nmixx's Dream by JYP Entertainment and Republic Records on July 3, 2023.
Background and release
On June 20, 2023, JYP Entertainment announced Nmixx would be releasing their third single album, titled A Midsummer Nmixx's Dream, on July 11. Two days later, the promotional schedule was released. It was announced that a single from the album would be pre-released. On June 26, the track listing was released with "Roller Coaster" announced as the pre-release single. On June 30, the highlight medley teaser video was released. On July 2, the music video teaser was released. The song was released alongside its music video on July 3.
Composition
"Roller Coaster" was written by Seo Ji-eum, composed and arranged by Justin Reinstein, with Suhyppy, and Anna Timgren participating in the composition. It was described as "urban" house song with "dreamy pre-chorus". "Roller Coaster" was composed in the key of G major, with a tempo of 120 beats per minute.
Credits and personnel
Credits adapted from Melon.
Studio
JYPE Studio – recording, mixing
Glab Studio – mixing for Dolby Atmos
821 Sound Mastering – mastering
Ingrid Studio – vocal editing
Personnel
Nmixx – vocals
Suhyppy – background vocals, composition, vocal directing
Seo Ji-eum – lyrics
Justin Reinstein – composition, arrangement, instruments
Anna Timgren – composition
Seo Eun-il – recording
Lee Tae-seop – mixing
Shin Bong-won – mixing
Park Nam-joo – mixing (assistant) Kwon Nam-woo – mastering Emily Yeonseo Kim – vocal directing Song Hee-jin (Solcire) – vocal directing Mr Cho (Solcire) – vocal directing Jung Eun-kyung – vocal editing