Arjun Rampal won his first ever National Award few days ago for his performance in Rock On and he celebrated the award by throwing a big bash for his friends in Bollywood. Arjun’s party was attended by sRK and family, Kareena-Saif, Preity Zinta,Katrina Kaif, Karisma Kapoor, Reitsh Deshmukh, Karan Johar and Farhan Khan.