If grapevine is to be believed, actress Vidya Balan, who plays a detective in "Bobby Jasoos", will launch the theatrical trailer of her upcoming film along with 10 real life detectives. "Bobby Jasoos" revolves around the journey of a Hyderabad-based female detectivebr Subscribe for latest happenings in Bollywood entertainment, Hindi TV Cinema and your favourite Sports celebrities, their Exclusive news updates.br br br IANS India Videos - Dedicated to bringing you the latest and best in sports and entertainment world. From traditional sports like cricket to best Bollywood entertainment news, IANS India is a must watch on YouTube.