Watch: Sean "Diddy" Combs' Mom Addresses His "Terrible" Mistakes Ahead of Prison SentencingSean "Diddy" Combs is facing another legal loss. Days before the rap mogul's scheduled sentencing for his prostitution-related convictions on Oct. 3, U.S. District Judge Arun Subramanian denied his team's request for an acquittal and a new trial. The judge-who presided over Combs' lengthy sex trafficking case-noted in his Sept.