Actor Will Smith, who won the Best Actor Oscar, danced to songs like 'Gettin' Jiggy Wit It' and 'Miami' at the Oscars after-party. Smith, wife Jada Pinkett Smith and their kids Willow Smith, Jaden Smith and Trey Smith (Will's son with his first wife), attended the after-party. They attended the after-party after Will Smith slapped Chris Rock at the Oscars.