Ajay Devgn and Tabu unveiled the trailer of their upcoming film `Auron Mein Kahan Dum Tha` in the city on Thursday. Along with the cast, director Neeraj Pandey, actor Jimmy Shergill and music composer MM Keeravani were also present at the event. The team spoke about the mature love story presented in the film, changing cinema. The lead actors had some fun banter at the event