Bollywood always extends a warm welcome to international stars.
So when Katy Perry made a trip to India for her OnePlus Music Festival, Karan Johar made sure to show her what a filmi party is like.
Here's looking at pictures from the party.
Ananya Panday takes a picture with Katy Perry.
Then, it's Sanjay Kapoor's daughter Shanaya's turn.
Katy takes a picture her young fan, Mini's daughter Sairah.
Gauri Khan and Kajol with the host of the evening, Karan Johar.
Sanjay Kapoor with daughter Shanaya, wife Maheep and Karan.
Say hello to Shweta Bachchan, Kajal Anand, Neha Dhupia, Karan Johar, Rahul Khanna and Mini Mathur.