Doting son Karan Johar threw a lavish party for his mother Hiroo Johar who turned 75 recently. The party was attended by all the Bollywood biggies making it a memorable evening! Have a look.For More Such News & Gossips Subscribe now! http://bit.ly/2q3mlh3Log On To Our Official Website : http://www.lehren.comDownload LEHREN App For Android:Android Play Store Link : https://goo.gl/xtpQgqFacebook : https://bit.ly/LehrenFacebookTwitter: https://bit.ly/LehrenTwitter