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 rapper best known for the bouncy crunk hit 'Walk It Out,' has died. His wife confirmed his death over the weekend and revealed his cause of death.

DJ Unk passed away after he suffered from a heart attack. The Atlanta rapper's wife, Sherkita Long-Platt, confirmed his cause of death to TMZ on Sunday, January 26. She said Unk suffered a heart attack while he was asleep and never woke up.