Anggun couldn't reach her big popularity actually when release her rock debut, Dunia Aku Punya in 1986.
Although it was a greatest hit compilation album, Yang Hilang contained not all of her famous works, such as "Takut", "Bayang Bayang Ilusi", "Kembalilah Kasih" and even none track of her first album Dunia Aku Punya (1986).