| Why Don't You Know | |
| Border: | yes |
| Type: | single |
| Artist: | Chungha |
| Ep: | Hands on Me |
| Recorded: | 2017 |
| Producer: | Oreo |
| Prev Title: | Week |
| Prev Year: | 2017 |
| Next Title: | Gather at the Lobby |
| Next Year: | 2017 |
"Why Don't You Know" is a song by South Korean singer Chungha, featuring rapper Nucksal. The song serves as the lead single from her debut EP, Hands on Me.
"Why Don't You Know" is described as a tropical house song about unrequited love.[1]
Chungha has been promoting the single on music shows. Chungha also collaborated with NCT's Taeyong with a new rap lyrics on Show! Music Core.[2]
The music video was released on 6 June 2017, and in the music video for the track, Chungha dances in a vast grassy field, sporting colorful summer outfits. As of January 2019, the music video has surpassed 20 million views on YouTube.
| Chart (2017) | Peak position | |
|---|---|---|
| South Korea (Gaon)[3] | 13 | |
| South Korea (Kpop Hot 100)[4] | 7 |
|}