Flash
Band
X1
Album
Quantum Leap EP
Flash
About
2nd track and first song after the introduction on the debut project of X1. The song is also named after the group's reality show X1 Flash.
Trivia
The song won the September 19, 2019 episode of M Countdown, beating out Lee Woo's "My Regards." The song also peaked at number three on the K-pop Hot 100.
#1255 song
