Is Aishwarya Rai Bachchan working on the footsteps of Salman?

Is Aishwarya Eai Bachchan working on the footsteps of Salman Khan? She is making her comeback in Bollywood with the movie "Jazbaa" and she is planning to give surprise to her fans. Salman has shown the effect of her voice in many movies and it is being said that Aishwarya is also planning to do some thing like this. It is being said that she will sing for her songs. It has been said that she was seen singing songs on the sets of the movie directed by Sanjay Gupta. He had even approached Aishwarya and she has given approval for the movie. Now apart from her stunts and acting in the movie you will hear her singing as well. Recently Salman has sung a song "Main hoon hero tera" for his movie Her. His song has been seen by given hits by more than 80 lakh people. Now it will be interesting to see that what Aishwarya will do for her fans?