Actress Vidya Balan, who will be seen as a detective in her forthcoming film "Bobby Jasoos", is going to start spying on Bollywood stars through a blog.

Titled Bobby Ko Sab Malum Hai, the blog will have Bobby writing, sharing exclusive Bollywood news and gossip. The actress will be launching the blog Friday.

"She will bring you the biggest and the best news first," the film's spokesperson said in a statement.

The movie also stars Ali Faisal, who plays Vidya's love interest. Supriya Pathak, on the other hand, will be seen as her mother.