LE SSERAFIM, ILLIT, and KATSEYE's collaboration single 'ICONIC BY MISTAKE' is showing strong momentum on global charts. Four days after its release on June 12, the track climbed to No. 25 on Spotify's Global Daily Top Songs chart on June 16, rising five positions from No. 30 the previous day, demonstrating genuine listener demand rather than mere hype. The song is receiving consistent support across major music markets, ranking No. 27 in the US, No. 59 in the UK, and No. 50 in Korea, with entries in 43 countries and regions on Spotify's daily charts. The music video has surpassed 23 million views, and the dance practice video released on June 14 topped YouTube's Trending Worldwide rankings. Their M Countdown stage performance video recorded 8.4 million views, the highest for that episode. The alternative pop track, characterized by intense beats and addictive hooks, features dynamic performances showcasing each group's unique identity, striking visuals in the music video, and behind-the-scenes content titled 'MY SISTERHOODIE' capturing natural interactions between members.