Gotta Go (Sunmi song)

On November 22, 2019, it was reported that Sunmi would participate in the soundtrack of the web series XX.^[1] The first teaser of the series, released on January 9, 2020 and in which Sunmi made a cameo appearance, featured the song as background music.^[2]

Sunmi co-composed the track with her frequent collaborator Frants. Compared to most Korean drama soundtracks which "tend to be ballad or acoustic-leaning," Sunmi's "Gotta Go" is "based on the theme of the drama or specific scene for which its [sic] used."^[3] "Gotta Go" is a hip hop song encompassing diverse genres such as rock and trap.

• Digital download

A music video for the song was released on February 2, 2020 at noon, six hours before the single's release. It features scenes from XX, showing how the friendship between Yoon Na-na (Ahn Hee-yeon) and Lee Roo-mi (Hwang Seung-eon) broke when they were university students.^[4]

A dance performance video directed by NOVVKIM^[5] was released on February 8, 2020.^[6]

The song debuted at number 130 on South Korea's Gaon Digital Chart during the week of February 2–8, 2020 before peaking at 123 the following week.^[7] It also debuted at number 81 on the Billboard K-Pop Hot 100 chart and peaked at number 65; it spent three weeks on the chart. On the week of February 22, 2020, "Gotta Go" debuted at number 17 on the US Billboard World Digital Songs Chart before dropping out of the chart the following week.^[8]

Credits adapted from Melon.^[9]

• Sunmi – vocals, songwriter, composer, chorus
• Frants – composer, arranger, programming, drum, percussion, bass, keyboard, synth
• Heo Eun-sook – recording, digital editing
• Gu Jong-pil – mixing
• Randy Merrill – mastering