India, July 9 -- Couples colour coordinating their outfits or twinning is nothing new, but when a bevy of B-Town couples do it almost around the same time, it is worth paying heed to. And when the 'It' couples such as Ranbir Kapoor-Alia Bhatt, Sonam K Ahuja-Anand S Ahuja and Anushka Sharma- Virat Kohli do it, you certainly know that others are going to follow suit....