Listen to Wife, Husband and 4.56 Billion online. Wife, Husband and 4.56 Billion is an Unknown language song and is sung by Jung Jae il. Wife, Husband and 4.56 Billion, from the album Squid Game (Original Soundtrack from the Netflix Series), was released in the year 2021. The duration of the song is 4:26. Download Unknown songs online from JioSaavn.