K-pop girl group Le Sserafim from Source Music unveiled their 4th mini-album "Crazy" at a media showcase in Seoul. The album, released six months after their last one, "Easy," features a diverse range of genres, including electronic dance music-based house music and techno. The title track, "Crazy," marks the group's first foray into house music, aiming to convey the emotions of being driven to madness by someone. Additionally, the album includes tracks such as "Chasing Lightning," "Pierrot," "1-800-hot-n-fun," and "The Reason I Can't Go Crazy," with member Huh Yunjin taking on the role of main producer for the final track. During the press showcase, the group addressed their experience at the Coachella music festival, acknowledging the learning and growth that resulted from the criticism they faced. They expressed their determination to show their progress step by step, with "Crazy" representing the first step. The group is set to release their 4th mini-album globally at 1 p.m. KST on Friday, with a commitment to deliver impressive music to their supportive fans during the promotion period.