01. 오빠꺼 작곡 : SAM&SP3CK, Beatrappa, 춘자, 성은 작사 : SAM&SP3CK, Beatrappa, 춘자, 성은 편곡 : SAM&SP3CK, Beatrappa, 춘자, 성은 02. 해줘요 Lyrics by 4번타자 Composer by 4번타자 Arrange by 신사동호랭이 Chorus 김현아, 4번타자 Guitar 북극곰 Recorded by 정은경 @In Grid studio Mixed by assTone Martin @Boom Clap studio Mastered by 권남우 @JFS Mastering