copies. Performers of OST songs for action series Iris held two concerts in Japan in front of an audience of 60,000 people. Although the songs in Korean dramas may have only a selective few or are repetitive, the choosing of the songs are not that easy of a process. An example of this can be found in the OST for the Korean drama: Guardian: The Lonely and Great God. Songs usually are made to convey emotions or scenes especially in dramas and the emotion was assigned to be conveyed by Rocoberry was suffering and beauty. Rocoberry is a Korean indie pop duo with the members of Roco and conan and they are famous for composing songs in Korean dramas. Even though they had quite the experience with composing songs, for Guardian: The Lonely and Great God, they had to create 12 different compositions for this drama until finally one of their most famous songs I Will Go to You Like the First Snow was chosen. Not only did it take 12 compositions for this song to be chosen but after the approval of this songs, there had to be 7 rewrites until it was finally complete and met the satisfaction standards of the production team. link The song was used in only two episodes despite the hard process. The song was placed in two scenes that later on were shown to be connected to each other and also became some of the most important scenes in the drama. This is only the beginning of understanding how much time and effort goes into the choosing of songs for these types of dramas and how they can enhance a scene in many different ways. OST composers usually look for singers who have previously had success in the genre. Songs are written to reflect the mood of the series and their structure. Sometimes performers give their own songs for a series. For example, Baek Ji-young thought her song That Man, originally written for her own album, would fit Secret Garden. There are popular OST singers who are often employed, like Baek Ji-young, Lyn, and Lee Seung-cheol. Sometimes, foreign singers are invited to perform songs for Korean OST. For instance, Swedish artist Lasse Lindh sang several songs for series like Angel Eyes, Soul Mate, I Need Romance, and Guardian: The Lonely and Great God. Rating system The television rating system is regulated by the