Recently Emraan Hashmi unveiled the book 'Kiss Of Life' which is based on his son's Ayaan's fight against cancer. Many celebs from the film fraternity had extended their support and promoted the book on social media.

Now its 'Badshah' of Bollywood who has promoted the book on a social networking site. Shah Rukh Khan and Emraan posed for a picture with the copy of the book and SRK tweeted, "May Allah bless you & your family with health and happiness. Good to see u Emraan. My love to Ayaan."

Emraan said that it was 'Fan moment' for him by tweeting, "FAN moment :) !! Lots of love.  Thank you for all your support @iamsrk."

The book reveals the story of Ayaan's struggle against cancer and the ups and downs faced by the family members.