Alia Bhatt and Mouni Roy are bonding on Brahmastra sets in Bulgaria. Yes! According to reports both the co actresses are having good time in Bulgaria. Alia Bhatt has emerged as every woman's best pal.She shares a good bond with Deepika Padukone, Parineeti Chopra and Katrina Kaif. Now, she has apparently found a new friend in TV actress Mouni Roy. Watch video to know more!