Sparks flew during ‘Kajra Re’ shoots – Aishwarya Rai shot for item number ‘Kajra Re’ for Bunty Aur Babli in 2015. The song featured Amitabh Bachchan and Abhishek Bachchan along with the former Miss World. There were strong rumors of chemistry brewing between Aishwarya Rai and Abhishek Bachchan on the sets of ‘Kajra Re’.