Why did BJP's Khushbu Sundar change her name?

The story of actress Khushbu Sundar who joined the BJP is quite interesting. How and why did she change her name to Khushbu? 

What is her connection with artists like Amitabh Bachchan, Aamir Khan, and Anil Kapoor? Why was a temple built in her name and why was it destroyed? There was even a time when she was accused of insulting gods and goddesses.

Watch this video to know about the controversial story of Khushbu Sundar.