Bollywood actress Sonakshi Sinha launched Smile foundations' mobile hospital 'Smile on Wheels' in Mumbai on Tuesday. The initiative is to help underprivileged children and women residing in slums.

The 26-year-old actress said at the event that she would be very happy if her presence could help bring about awareness on mobile hospitals that would be sent out to help the needy.

She looked like a 'rockstar' at the event in a white shirt, a torned jeans pants and a yellow sneakers.

Sonakshi shot to fame overnight after her debut film "Dabangg" starring Salman Khan became a blockbuster at the box office. She went on to do films like "Rowdy Rathore," "Son of Sardaar," "Dabangg 2" and "Lootera", becoming one of the most demanded actresses in Bollywood.

She is currently awaiting the release of her latest film, "R... Rajkumar" featuring Shahid Kapoor and Sonu Sood in lead roles. She plays a rowdy and is said to have performed some action stunts.

The actress is seen everywhere promoting "R... Rajkumar" of late. She was spotted at several television shows, including "Dance India Dance" and "Junior MasterChef".

Produced by Vikram Rajani and directed by Prabhu Deva, "R... Rajkumar" is scheduled for release on 6 December.

Sonakshi Sinha
Sonakshi Sinha at mobile hospital 'Smile on Wheels' launch
Sonakshi Sinha
Sonakshi Sinha at mobile hospital 'Smile on Wheels' launch
Sonakshi Sinha
Sonakshi Sinha at mobile hospital 'Smile on Wheels' launch
Sonakshi Sinha
Sonakshi Sinha at mobile hospital 'Smile on Wheels' launch
Sonakshi Sinha
Sonakshi Sinha at mobile hospital 'Smile on Wheels' launch
Sonakshi Sinha
Sonakshi Sinha at mobile hospital 'Smile on Wheels' launch
Sonakshi Sinha
Sonakshi Sinha at mobile hospital 'Smile on Wheels' launch
Sonakshi Sinha
Sonakshi Sinha at mobile hospital 'Smile on Wheels' launch
Sonakshi Sinha
Sonakshi Sinha at mobile hospital 'Smile on Wheels' launch