Watch the most awaited song 'Tu Hai Ki Nahi' from Bhushan Kumar's "Roy", a T-Series Film, Directed by Vikramjit Singh, Produced by Divya Khosla Kumar, Bhushan Kumar and Krishan Kumar and Co-Produced by Ajay Kapoor, starring Ranbir Kapoor in a Dynamic Role, Arjun Rampal and Jacqueline Fernandez.