While it’s still three days away, many of your favorite celebrities played dress up and threw/hosted Halloween parties this weekend. Just days after being involved in a car accident, Diddy hosted a party at the Playboy Mansion in Los Angeles on Saturday night. Dressed as Prince, Diddy was accompanied by his girlfriend Cassie who arrived dressed as Cleopatra.

Another stylish couple, KimYe attended a Midori Green Halloween party in New York City. Hosted by Kim Kardashian, the two showed up as a Mermaid and Sea Captain. LaLa was also spotted at the fun event dressed in a sexy one-piece cat suit. Heading down to the south, Big Boi and his wife Sherlita hosted a “Halloween 2012 Underworld” at Atlanta’s Stankonia Studios. Open to the public, proceeds from ticket sales went to the Big Kidz Foundation, non-profit organization dedicated to developing socially conscious youth.

Check out some snapshots of the costumes after the jump…..

Photo Credit: Instagram & Wireimage