MUMBAI: Bollywood megastar Amitabh Bachchan, who recently attended a wedding in Goa, seems to be fascinated by the concept of marriages and took to Twitter to quip about his desire to write a book on it.

Taking to Twitter, Big B wrote, “Weddings are an institution by themselves. In Goa for Bengali family wedding .. I need to write a book on this ! Such fun !!!“

Bachchan, who was last seen in ‘Shamitabh’, will be next seen in ‘Piku’ and ‘Wazir’.

He is one of the most popular celebrities followed on Twitter and has amassed 14 million followers on the social networking platform.