The wife of Anthony Leonard Platt, the man better known as Atlanta hip-hop icon DJ Unk, has revealed the cause of his death.

DJ Unk, the Atlanta musician known for hits including 'Walk It Out,' reportedly died in his sleep following a cardiac arrest, his wife, Sherkita Long-Platt, told TMZ.

Sherkita Long-Platt noted that her husband, whose given name was Anthony Platt, did not do drugs, dispelling rumors his death was substance-related.