KNOCK KNOCK

Credits

• CHAEYOUNG
  vocal
• JEONGYEON
  vocal
• JIHYO
  vocal
• MINA
  vocal
• NAYEON
  vocal
• SANA
  vocal
• TWICE
  performer
• TZUYU
  vocal
• もも
  vocal
• 脇阪真由
  background vocals
• 김용운
  mix
• 다현
  vocal
• 엄세희
  recording
• 이우민
  arranger, instrument, programming
• 임홍진
  recording
• 최혜진
  recording