Sean 'Diddy' Combs is currently serving out his prison sentence. Sean “Diddy” Combs is currently serving out his prison sentence at FCI Fort Dix in New Jersey. Combs’ original release date was May 8, 2028. Though he recently spent time in solitary confinement after getting in a fight, his release date was moved up once again. Sean ‘Diddy’ Combs got in a fight while in prisonOn July 24, TMZ reported that Combs got into a violent altercation with another inmate at Fort Dix.