LE SSERAFIM, ILLIT, and KATSEYE have revealed the official dance practice video for their collaboration single, “ICONIC BY MISTAKE.” The clip came quickly after the official music video release, which took place on June 10, 2026. This time, the cameras focused on their choreography, teamwork, and stage presence, without elaborate stage effects or costumes.
The dance practice showcased sharp movements, confident facial expressions, and impressive synchronization. The members delivered an intense routine, capturing the energy that defines the song. The track came shortly after releases for all three groups, including “IT’S ME” for ILLIT, “PINKY UP” for KATSEYE, and “BOOMPALA” for LE SSERAFIM.
“ICONIC BY MISTAKE” has been described as a clapback song, addressing the group’s haters and main criticisms against them. The track was written by Sean Cook, Alice Gao, Madison Love, Brandon Colbein, Justin Tranter, Dyvahh, Amanda Ibanez, Alyx Mendoza, and McKay Stevens. Meanwhile, production was handled by Sean Cook, McKay Stevens, and Dyvah.
