"Bajirao Mastani" is an upcoming big budgeted historic tale coming from the stable of Sanjay Leela Bhansali. As the release is scheduled for December 18th, film's trailer got released on Friday.As usual, Bhansali rocked the show with grandeur and his gripping screenplay. The trailer tells us how Bajirao (Ranveer Singh) got married to Kashi Bhai (Priyanka Chopra), and his love for Mastani (Deepika Padukone) and the sentimental saga. Also the war sequences where a rugged Bajirao takes along Mastani to fight with enemies is stunning. All in all, it looks like Bajirao is set to take world box office by a storm.