Thepremisewasthatfourcuteupper-middle-classkidshadbeensuddenlyorphaned.Abouttobesplitupandsenttofosterhomes,theylocatedacrankyoldhomelessmanandofferedhimfood,ahome,andadecentlife-styleifhewouldliveintheirnicehouseandposeastheirgrandfather(thiscouldonlyhappeninasitcom!).Ofcoursehetookhisnewresponsibilitiesmoreseriouslythantheyexpected,andamidthequips,littlelessonsinlifewerelearnedbyallaroundthesunnykitchentable.Rogerwasthehelpfulnext-doorneighbor,anairtrafficcontrollerturnedhomemaker.