Zayed Khan, Akshay Kumar, Sanjay Dutt, Katrina Kaif and Lara Dutta will soon be diving underwater to shoot a dance sequence for the new movie 'Blue'. Zayed Khan has been living it up on the film shoot in Bangkok and Phuket for the past month, as he preps for the mind-boggling act. So how is the cast going to mouth the words to the song while underwater...? I guess we'll have to wait and watch!