Peach (IU song)

On May 1, 2012, IU posted a hand-drawn picture of a peach to her official Twitter account, which she described as "racy".^{[1][2][unreliable source?]} Not known to fans at that time, this was actually the first information regarding IU's upcoming Spring of a Twenty Year Old album. A video teaser for the song "Peach" (복숭아; Boksung-a) was revealed the following day. The teaser ended with another hand-drawn image of a peach.^{[3][unreliable source?]} Later, on the May 22 episode of SBS's Strong Heart, IU revealed that her label had requested for her to draw an image for the "Peach" teaser. She decided to draw a peach which also resembled a heart; however, her initial attempt, the "racy" peach, was rejected as it was "too risque".^{[4][unreliable source?]}

The teaser video also shows footage of IU singing and playing guitar as she writes the song.^[3] The text description of the teaser, uploaded on LOEN Entertainment's official YouTube channel, revealed the first details about the song. "Peach" is the third composition of IU, featuring an acoustic focus. The song title was named after IU's favorite word and fruit.^[5] The song's arrangement contains both the recorder and triangle, which IU played herself. In an interview with Cyworld, she revealed that she used these instruments as she felt that they represented childhood, which allowed her to create a playful atmosphere in the song. She also mentioned that the lyrics were written to convey the emotion one feels when looking at their lover and that she had put in special attention into portraying one verse of the lyrics from the perspective of a male thinking about a pretty girl, using f(x)'s Sulli as reference.^[6]

On May 4, 2012, the full digital single, "Peach", was released, preceding the release of the full CD single by seven days.^{[7][unreliable source?]} The single was highly successful and achieved the number one spot on many South Korean music websites.^{[8][unreliable source?]}

Following the release of "Peach", several video teasers were released onto LOEN Entertainment's official YouTube channel to promote the upcoming album and its associated music video. The teasers were themed to display IU's travels from Incheon, South Korea to Venice, Italy. One teaser in particular showed IU playing the recorder melody from "Peach".^{[9][unreliable source?][10][unreliable source?]}

The song re-entered music charts following Sulli's death.^[11]