Source: Photo: Santosh Nagwekar
Karan Johar hosted a blockbuster party for pop sensation Katy Perry at his Mumbai residence on Thursday. Almost all of Bollywood attended. Katy Perry was spotted arriving with socialite Natasha Poonawalla.

Source: Photo: Santosh Nagwekar
Katy Perry sparkled like a star in a purple ensemble at the party.

Source: Photo: Santosh Nagwekar
Aishwarya Rai Bachchan arrived with Abhishek Bachchan.

Source: Photo: Santosh Nagwekar
Abhishek Bachchan chatted with Aishwarya on the way.

Source: Photo: Santosh Nagwekar
How can Alia Bhatt not be part of a Karan Johar party?

Source: Photo: Santosh Nagwekar
Anushka Sharma was pretty in a short metallic dress.

Source: Photo: Santosh Nagwekar
Kajol was in a black and white kinda mood.

Source: Photo: Santosh Nagwekar
Malaika Arora was all set to party.

Source: Photo: Santosh Nagwekar
Ananya Panday was all smiles to be part of the Katy Perry party.

Source: Photo: Santosh Nagwekar
Ananya Panday's best friend Shanaya Kapoor was there too.

Source: Photo: Santosh Nagwekar
Karisma Kapoor was also part of Karan Johar's guest list.

Source: Photo: Santosh Nagwekar
Sonali Bendre was also in the party mood.

Source: Photo: Santosh Nagwekar
Kiara Advani was ravishing in a bold cut-out number.

Source: Photo: Santosh Nagwekar
Sonakshi Sinha also partied with the rest.

Source: Photo: Santosh Nagwekar
Aditi Rao Hydari remained busy on her phone.

Source: Photo: Santosh Nagwekar
Jacqueline picked a sequinned number for the evening.

Source: Photo: Santosh Nagwekar
We caught just a glimpse of Gauri Khan.

Source: Photo: Santosh Nagwekar
Neha Dhupia made a couple entry with Angad Bedi.

Source: Photo: Santosh Nagwekar
South superstar Vijay Deverakonda is now part of Karan Johar's party circle.

Source: Photo: Santosh Nagwekar
Shahid Kapoor wouldn't have missed the party for the world.

Source: Photo: Santosh Nagwekar
Shahid checked into the party with wife Mira Rajput.

Source: Photo: Santosh Nagwekar
Arjun Kapoor also arrived for the party.

Source: Photo: Santosh Nagwekar
Guess who else was spotted arriving at the party? Rana Daggubati.

Source: Photo: Santosh Nagwekar
Sidharth Malhotra loves to party. Spotted here with actress-model Anushka Ranjan.

Source: Photo: Santosh Nagwekar
Gully Boy actor Siddhant Chaturvedi was also spotted.