David Moses Jassy is a Swedish musician, songwriter and music producer of mixed Gambian and Estonian origin. With Andrés Avellán, he was part of a Swedish R&B hip hop duo, Navigators in the late 1990s. After split up of the group, Jassy went on to writing music and producing a number of international acts such as Ashley Tisdale, Sean Kingston, Eve, No Angels, Mohombi, Darin, Charice, Ilya Salmanzadeh, Heidi Montag and many others. He is the founder of Jassy World Entertainment, a music production and publishing company. He is currently serving a life sentence for the murder of John Osnes in an unprovoked attack. On March 27, 2020, California Governor Gavin Newsom commuted Jassy's sentence to time served and he was released from prison on parole.