Man of honor Diddy shows his guests how to drink and be merry.
Diddy, left, Dallas Austin, Jay-Z, A.J. Calloway and Ne-Yo party like rock stars.
Diddy and ESSENCE.com blogger Roland S. Martin celebrate in style.
Hip-hop impresario Shawn “Jay-Z” Carter comes out to celebrate Sean “Diddy” Combs’s birthday at Mansion in New York City.
A day after Barack Obama’s victory, Diddy celebrates his own birthday and the president-elect’s historic win.
Pete Wentz, left, Common, Diddy, Quincy Brown and producer Dallas Austin get their shine on.
Legendary rapper and “Law & Order” tough cop Ice-T and wife Coco arrive on the black carpet.
“Law & Order” star Anthony Anderson brings birthday wishes to Diddy.
Bad Boy artist and Sean John spokesmodel Cassie adds a modern twist to the little black dress.
Diddy and Quincy Brown, the son of Al B. Sure and Kim Porter, are debonair as they arrive to the party.
Once Diddy’s protégé and the catalyst for the hip-hop-soul movement, Mary J. Blige shows her friend and musical mentor some love.
Keyshia Cole represents lovely with her soft tendrils and crimson pout.
Funnyman Cedric the Entertainer is full of laughs on the black carpet.
Ne-Yo is black-carpet ready with his chic attire.
Cassie is on hand to celebrate with her music label boss.
Independent woman Mary J. Blige snuggles up to perfect gentleman Ne-Yo.
Rapper Fabolous stunts at the affair.
A life-size poster of President-elect Barack Obama welcomes Diddy’s guests at the Mansion.