``Mulayam Singh Yadav is already using the SP just to promote his family members but much to his shock, SP supremo who claimed to be strong advocator of socialist movement had turned the Party’s national convention into family meet”, alleged Congress Working Committee (CWC) member, Beni Prasad Verma, questioning his one time friend to explain him the meaning of being a `socialist’. ``In Parliament, the SP is represented just by one family and not a single other member, and now in the Party’s national meet too, the entire stage seems to be occupied by Mulayam Singh and his family members”, added former union steel minister.