K-Pop Group AtHeart Travels Before Their Time With '3! 4!'

BusinessHollywood & EntertainmentK-Pop Group AtHeart Travels Before Their Time With '3! 4!'ByLaura Sirikul,Contributor.Forbes contributors publish independent expert analyses and insights. Laura Sirikul is a L.A.-based reporter covering film/TV and music.Follow AuthorAug 24, 2026, 06:42am EDT--:-- / --:--This voice experience is generated by AI. Learn more.This voice experience is generated by AI. Learn more.AtHeartTITAN CONTENTK-pop girl group AtHeart has been traveling through time – or at least their music has. The group recently released their second single, “3! 4!,” from their global remake series, TIME TRAVEL PROJECT.Originally released by Korean group Roo’Ra in 1996, “3!4!” was one of the most popular songs in South Korea at the time, a summer classic. AtHeart decided to make it their own, adding electric pianos and soft melodies to the upbeat song. The girls – consisting of members Michi, Arin, Katelyn, Bome, Seohyeon, Aurora, and Nahyun – were born over a decade after the song was first released (the age ranges from 16-19), but listened to the songs through their parents’ generation.“My parents listened to it, and really loved it,” Nahyun says over Zoom during their press day in Los Angeles last month. “I listened to it growing up. So I was really happy when I heard we were going to remake the song, and I felt so honored to continue on the legacy through the generations, and mix AtHeart’s own vibe into the song.”To add to this legacy song, AtHeart’s team brought in Lee Hyun Do, one of the original songwriters, to participate in the new arrangement.When Arin told her parents that she was remaking the song with the group, they didn’t believe her. It was a shock that the girls – especially in their generation – would know what the song was. She says bluntly, “Their reaction wasn’t that big, because they [didn't believe me].”But that was the girls and their team’s purpose for recreating the song and the overall project: to “introduce a classi...