PARTY PICS: Karan Johar celebrates his mom's 75th birthday

As per reports, Karan Johar had sent customised invites with a bottle of champagne, cake and chocolates to the guests. (Hiroo Johar with Shweta Bachchan/Image- Instagram@karanjohar)

Karan Johar, on his Instagram story put a video in which Rani Mukerjee and Shweta Bachchan along with Hiroo Johar, are seen celebrating her birthday and enjoying the taste of cake. (Image- Instagram@karanjohar)

Over 150 people were reportedly invited for the party. Singer Sonu Nigam too, graced the party with his soothing voice. (Image- Instagram@karanjohar)

KJo shared this adorable collage with such beautiful caption, "Centre of my universe and the big love of my life!!! My mom is 75 today!!!" (Image- Instagram@karanjohar)

The celebration witnessed presence of many well known Bollywood celebrities and close ones. Sidharth Malhotra also took a selfie with KJo's mom and shared on his Instagram stories (Image- Instagram@karanjohar)

Filmmaker and doting son Karan Johar has celebrated his mother, Hiroo Johar’s 75th birthday today on March 18 (Image- Instagram@karanjohar)

KJo expressed his love towards mom by sharing some sweet pictures (Image- Instagram@karanjohar)

Karan was born to Hiroo Johar and late filmmaker Yash Johar. Last year, he became a father to twins Roohi and Yash via surrogacy (Image- Instagram@karanjohar)