This 2011 single was Hyuna's second solo release following her 2010 debut, further cementing her solo career distinct from her girl group activities. The song's sound blended pop and R&B, characteristic of her evolving solo style.
- "A Bitter Day" was released as a digital single on June 29, 2011, by CUBE ENTERTAINMENT. The song features vocals from labelmates Yong Jun-hyung of Beast and G.NA. It showcased Hyuna's continued exploration of a more mature sound following her debut single "Change".
- The single served as a precursor to her first EP, "Bubble Pop!", released later in 2011, which became a significant hit. "A Bitter Day" itself charted moderately in South Korea, but contributed to her growing solo recognition.
- The music video for "A Bitter Day" was noted for its darker aesthetic and Hyuna's dynamic performance style. It was directed by Hong Won-ki, who had previously worked on videos for many K-pop artists.
Hyuna is a South Korean singer, rapper, and dancer who first debuted in 2007 with the girl group Wonder Girls. She is best known for her solo work and as a member of the project group Trouble Maker, showcasing a distinctive "sexy, independent" image. Hyuna was a prominent figure in the early 2010s K-pop scene, known for her confident performances and music.
Tracklist
