may be hes havin sum affair or as usual professional tension...load or work...boss arguments etc etc...if not these two...thn kick him on his ass and go for a vacation to ur hometown...whn household duties will come at his head he will realize ur presence....jst b4 leavin for vacation be gud to him...like prepare his fav. dishes..do as whtevr he say to u etc etc...listen him quietly dont rply back...