from where is it taken???

guys i heard a background song from an episode. until today i am not able to find from which song is it from. it sounds like a new stanza from muskura do song.

here is the link. the song comes from 0:30-0:45 of the vedio.

https://www.youtube.com/watch?v=x3ceDscA188

Originally posted by: -diva-shamya-

'saath tum jo nahi' ri8? ts diff tune, i thnk frm d song of 1 may 2011 promo..

oh ya! may be u r rgt.