Mumbai, July 25 (TIWN) Bollywood actress Katrina Kaif has shared a set of behind-the-scenes pictures from her prep of her upcoming film 'Merry Christmas' starring Vijay Sethupathi.

In the three pictures posted by the Namastey London actress, one can spot Vijay sporting a turquoise and black-checkered shirt as he is addressing Katrina about something. In another picture, Katrina who is donning a white sweater top can be seen responding to the Super Deluxe actor.  One more picture shows the director Sriram involved in a serious discussion with the actress. The Baar Baar Dekho actress wrote in her caption, “Work in progress #rehearsals #merrychristmas #sriramraghavan.”