▁are ▁never ▁sc ared ▁to ▁show ▁their ▁feelings ▁towards ▁him , ▁and ▁even ▁phys ically ▁attack ▁him ▁on ▁a ▁few ▁occasions . ▁However , ▁his ▁middle ▁daughter ▁Deb bie ▁shows ▁sympathy ▁throughout ▁the ▁series ▁when ▁her ▁father ▁is ▁either ▁in ▁serious ▁trouble ▁or ▁pres umed ▁dead , ▁something ▁which ▁has ▁happened ▁three ▁times ▁to ▁date . ▁The ▁family ▁have ▁generally ▁war med ▁towards ▁him ▁more ▁as ▁the ▁series ▁has ▁progress ed , ▁mostly ▁because ▁he ▁isn ' t ▁bother ing ▁them ▁h ug ely ▁on ▁a ▁daily ▁basis . ▁However , ▁Deb bie ▁finally ▁grew ▁sick ▁of ▁taking ▁care ▁of ▁the ▁family , ▁and ▁clean ing ▁up ▁after ▁Frank ▁in ▁particular , ▁and ▁left ▁to ▁join ▁the ▁army ▁after ▁series ▁ 6 . ▁Frank ▁and ▁Li am ▁came ▁into ▁serious ▁conflict ▁in ▁series ▁ 7 , ▁when ▁Li am ▁was ▁forced ▁by ▁circumstances ▁to ▁take ▁over ▁Deb bie ' s ▁former ▁bur den ▁as ▁the ▁de ▁fact o ▁head ▁of ▁the ▁family . ▁At ▁one ▁point , ▁Frank ▁head but ted ▁Li am , ▁and ▁a ▁fur ious ▁Carl ▁had ▁to ▁be ▁rest rained ▁from ▁be ating ▁Frank ▁to ▁a ▁pul p . ▁Frank ▁finally ▁soft ened ▁towards ▁Li am ▁when ▁Li am ▁threatened ▁to ▁commit ▁suic ide . ▁ ▁In ▁series ▁ 7 , ▁Frank ▁falls ▁for ▁a ▁li br arian ▁named ▁Lib by ▁Cro ker ▁( Paul ine ▁Mc L yn n ). ▁Lib by ▁bel ieves ▁Frank ▁is ▁a ▁man ▁of ▁the ▁arts ▁and ▁he ▁encourag es ▁her ▁to ▁rise