Bollywood ace director Karan Johar celebrated his 50th birthday with a bang. To celebrate his half-century, Karan threw a mega party for his close family and friends. The bash was attended by a number of Bollywood celebrities. But the one celebrity who caught our eyes the most was Katrina Kaif. Just like every time, Katrina without fail managed to put her sartorial foot forward. This time around, Katrina Kaif robbed the limelight with her fashion look in a white mini dress at Karan Johar’s birthday bash.