New Delhi, Jan 17 (ANI): Megastar Amitabh Bachchan and Rekha have given each other the cold shoulder many times, whenever they have faced each other. But, now it seems the scene has changed. At an award function recently, they both greeted each other cordially. In the 80s, the two had an alleged affair and were in the limelight for it for several years. But after they broke up, they always tried to avoid each other at public gatherings. However, if reports are to be believed then the two have finally opened the channel of communication at the award function. Well...that's great!!!