rahat fateh ali khan,rahat fateh ali khan songs,rahat fateh ali khan birthday,nusrat fateh ali khan,rahat fateh ali khan sad songs,rahat fateh ali khan new song,rahat fateh ali khan age,rahat fateh ali khan qawali,rahat fateh ali khan new songs,rahat fateh ali khan interview,rahat fateh ali khan lifestyle,rahat fateh ali khan birthday video,rahat fateh ali khan 46th birthday,rahat fateh ali khan birthday special,happy birthday rahat fateh ali khan