Kalki Koechlin

Although both of them are playing best friends in the film that also stars Ranbir Kapoor and Deepika Padukone, there are many sequences where she is either hitting him hard on his face or throwing things at him.

Aditya Roy Kapur

In the process she has flung bags, water bottles and even slapped him on multiple occasions. In fact, there were instances when director Ayan Mukerji had to call cut many times as the young actor would squeal out in pain! Ouch, that hurts!