Billie Eilish has revealed details on her highly anticipated sophomore album. The 16-track studio album, titled Happier Than Ever, will be released via Darkroom/Interscope Records on July, 30 Continuing the tradition on from her multi-GRAMMY Award, record-breaking debut album WHEN WE ALL GO TO SLEEP, WHERE DO WE GO?, Happier Than Ever features no outside songwriters or producers, and was written by 19-year-old Billie Eilish and her brother FINNEAS who produced the album in Los Angeles.