Just Us 2

"Just Us 2" is hip hop track featuring an addictive piano theme and, soft-feeling synthesizers and cool melodies, with lyrics that portrays the landscape of hot summer vacations spot. The track features rapper Gaeko and was composed by the South Korean artist Gray, he also took part in writing the lyrics of the song along with Boi B, Chanyeol and Sehun.^[2]

On July 31, a cam video of the two members separately of their performance of "Just Us 2" on their showcase were released.^[3][4]

On July 18, a teaser of "Just Us 2" was released along with the other two title tracks of What a Life EP.^[5] On July 20, the official music video of "Just Us 2" was release prior to the album's release.^[6] The music video shows the duo and the producers of the song in the studio recording and composing the song.

On July 22, EXO-SC and Gaeko performed "Just Us 2" at their showcase.^[7]

Chanyeol included the song in his solo tour, "2025 Chanyeol Live Tour: City-scape - Epilogue".^[8]

Credits adapted from the EP's liner notes.^[9]

Studio

• SM Big Shot Studio – recording
• Doobdoob Studio – recording, digital editing
• SM LVYIN Studio – engineered for mix
• SM Blue Ocean Studio – mixing
• 821 Sound – mastering

Personnel

• SM Entertainment – executive producer
• Lee Soo-man – producer
• Lee Sung-soo – production director
• Kim Young-min – executive supervisor
• Yoo Young-jin – music and sound supervisor
• Exo-SC – vocals
  • Loey – lyrics
  • Sehun – lyrics
• Gaeko – vocals, lyrics, composition, vocal directing, background vocals
• Boi B – lyrics
• Gray – producer, composition, arrangement, drums, piano, brass
• DAX – producer, composition, arrangement, drums, piano, brass
• Lee Min-kyu – recording
• Jang Woo-young – recording, digital editing
• Lee Ji-hong – engineered for mix
• Kim Cheol-sun – mixing
• Kwon Nam-woo – mastering