In Pictures: Katrina Kaif's 33rd Birthday Bash!

Katrina Kaif is celebrating her 33rd Birthday today. And celebrations and the party has started from midnight itself. Kat had called her close friends from the industry to celebrate her birthday. The celebs included her Baar Baar Dekho co-star Siddharth Malhotra, Karan Johar, Alia Bhatt, Abhay Deol and Aditya Roy Kapoor.

Check out the pictures from her birthday party here: