White Day (song)

"White Day" is a song by South Korean co-ed group unit.y. It was released by P Nation on March 11, 2019, as the lead single from their debut album White Day. It was written and composed by Jackson Wang. The music video is to be produced by Shindong from Super Junior.

Composition
"White Day" is described as an orchestral "innocent pop" track with elements of R&B and hip-hop. The composition team included Jackson Wang and lyricist Sebby, who coined the term 'marshmellow baby'.

The song features an extended final chorus, which is supposedly sung by the hidden member elly. P Nation has neither confirmed nor denied this claim, making fans more committed to this unityverse theory.

Critical reception
The song has been controversial in Muffin's community. One moderator of her channel has been seen disliking the video. When Sebby confronted Muffin, she said that she thought it was rude of sebby to advertise unit.y (source).

Commercial performance
"White Day" debuted at number 1 on Gaon's Digital Chart. It also peaked at number 1 on Billboard charts' World Digital Songs, Billboard Japan Hot 100 and Philippine Hot 100, respectively.