Aishwarya Rai Bachchan hubby Abhishek Bachchan, Aamir Khan with wife Kiran Rao, Arjun Kapoor, Alia Bhatt, Anushka Sharma, Karan Johar, Siddharth Malhotra, Gauri Khan, Farhan Akhtar, Imtiaz Ali, Ayaan Mukherjee, Imran Khan, Rajkumar Hirani were the star guests at Ranbir-Katrina's house party on the success of Aamir's 'PK'.
