Bollywood actress Sonam Kapoor was teary-eyed at the promo and music launch of her film "Bhaag Milkha Bhaag", and said she was emotional because of the effort put into the film.

"The promo shows the blood, sweat and toil of everyone who has worked in the film. This is why I started crying, " she said at the launch held here Wednesday.

Produced and directed by Rakeysh Omprakash Mehra, "Bhaag Milkha Bhaag", the story of legendary athlete Milkha Singh, stars Farhan Akhtar and Sonam. The film is all set to release on July 12.