Saima Jahan - Drama song Required!!!!!

In Mehndi Waaley Haath there is a song that is sung by Saima Jahan and Amir Ali called Oh Dholnaa. I have been looking for this song everywhere. I knmow it is from a drama and it might be difficukt to get it but if any1 has this song please will you let me know or just tell me a link from where I will be able to get it from. thanks!!