"Imaginary Friend" is a song recorded by South Korean girl group Itzy for their ninth extended play Gold.
[1] On September 13, the agency confirmed that the group's ninth extended play Gold would be released on October 15.
The track listing and promotional schedule were also released on the same day, with "Gold" and "Imaginary Friend" announced as the lead singles.
[8] "Imaginary Friend" was produced by Ryan S. Jhun alongside James Daniel Lewis who contributed to the composition and arrangement, with Sorana Pacurar participating in the composition, and Jun Seo and Hwan Yang participating in the arrangement.
[9] It was described as a pop-dance song that combines vintage pop guitar, acoustic band sound, and vocal harmonies with mellow tones.