"Wow Thing" is a song by South Korean artists Seulgi from Red Velvet, soloist and former I.O.I member Chung Ha, SinB from Viviz (formerly member of GFriend) and Soyeon from (G)I-dle.

[2] Station Young, made up of four members: Seulgi of Red Velvet, SinB of GFriend, former I.O.I member and soloist Chung Ha, and Soyeon of (G)I-dle.

The single was released on September 28, 2018, through several music portals including iTunes.

[3] A bright, R&B-influenced pop song, "Wow Thing" puts the foursome's powerful vocals in the spotlight and showcases their dynamic through its accompanying music video, released through SM Entertainment's Station X O project.

The song emphasizes on self-love and confidence in the people's actions, urging them to be positive while finding their own path.