"Chocolate Love" is a song recorded separately by South Koreangirl groupsGirls' Generation and f(x) as promotional singles for LG Cyon's New Chocolate Phone. The singles were released on October 7, 2009, and the TV advertisement was released on October 10, 2009. There are two versions of the song: the "Retro Pop Version" sung by Girls' Generation, and the "Electronic Pop Version" sung by f(x). The song was produced by Bloodshy & Avant. The electronic pop versions differs from the retro pop in which the song is sung slightly faster and that it contains a rap done by Amber before the bridge.