<span class=normal>Incidentally, this is Katrina and Salmans first ever item song together. Katrina was seen rigorously rehearsing her steps for the song as she wanted it to be as perfect as Sheila Ki Jawani or even better. Sources say that it was co-producer Atul Agnihotri and wife Alviras idea, who are close to her, to ask Katrina to do an item number for the film to which she immediately said Yes.<br><br><br><p class=clear>&nbsp;</p>The chemistry between the two is said to be sizzling and the shoot at Film City went on quite smoothly. </span>