It has been shot in a popular suburban studio here.
"Anees bhai wanted to do something special with the song. He and Anu Malik have worked extremely hard on it and wanted it to be shot in an elaborate manner," producer Firoz A. Nadiadwala said in a statement.
"Right from the beginning, we had planned to shoot John's introductory song on a grand scale. We had 700 junior artists and dancers and the song was shot for over seven days," he added.
A sequel to the 2007 hit "Welcome", "Welcome Back" also stars Shruti Haasan, Nana Patekar, Anil Kapoor and Paresh Rawal and is slated for a 2014 release.