According to buzz Salman is not too happy with Katrina working with certain co-stars, and that's the reason why he insists on accompanying her for most of her film assignments.

He even recently even accompanied her for the dubbing sessions of Namastey London which is claimed to be a remake of Purab Aur Paschim. Sources claim that Salman is not too happy with Katrina working with certain co-stars and that is why he seen tagging along with her for her shoots.

Is Salman feeling insecure about his beautiful girlfriend?

'Not at all, claims an insiders and adds "Salman is merely being extremely supportive of Katrina's bollywood career."

At the dubbing Namastey London Salman was reportedly giving Katrina tips on voice modulation and emoting in Hindi.

Sources also claim that Salman has done a cameo in the film and he is extremely interested with the way Katrina's character shapes up. Katrina is seen playing a character which is similar to her real life character as she plays a girl who hails from London in the film.

Director Vipul Shah confirms Salman's presence on location.

"He has been coming to dubbing sessions but he has been interested in the project right from the beginning. Katrina is a crucial part of the film and she is playing a character that is close to her as she hails from London," he said.