FOUR
 作词 : Sim Eunjee
 作曲 : Sim Eunjee
 编曲 : Sim Eunjee
TWICE
Are you ready for the ride
Once you see us
You'll madly love us twice
Once you see us
You'll madly love us twice, twice
Once you see us
You'll madly love us twice
Once you see us
You'll madly love us twice, twice
Once you see us
You'll madly love us twice, twice
 Original publisher JYP Publishing (KOMCA)
 Sub-publisher JYP Publishing (KOMCA)
 Sessions Computer Programming by Sim Eunjee
 Keyboard by Sim Eunjee
 Bass by Sim Eunjee
 Drum by Sim Eunjee
 Synth by Sim Eunjee
 Background vocals by Nayeon, Jeongyeon, Jihyo, Mina
 Vocals directed by Sim Eunjee
 Vocal edited by Sim Eunjee
 Recorded by Eom Sehee at JYPE Studios
 Mixed by Lee Taesub at JYPE Studios
 Mastered by Kwon Nam Woo at 821 Sound Mastering
 Mixed in Dolby Atmos by Shin Bongwon (Asst. Park Namjun) at GLAB Studios