▁activities . ▁He ▁served ▁as ▁executive ▁producer ▁of ▁The ▁M oth ers - in - L aw , ▁and ▁during ▁its ▁two - year ▁run , ▁made ▁four ▁guest ▁appearances ▁as ▁a ▁Spanish ▁mat ador , ▁Se ñ or ▁Del g ado . ▁Ed ith ▁died ▁in ▁ 1 9 8 5 , ▁aged ▁ 6 7 , ▁from ▁cancer . ▁ ▁Although ▁Arn az ▁and ▁Ball ▁both ▁married ▁other ▁sp ouses ▁after ▁their ▁divor ce ▁in ▁ 1 9 6 0 , ▁they ▁remained ▁friends ▁and ▁grew ▁closer ▁in ▁his ▁final ▁de cade . ▁" I ▁Love ▁Lucy ▁was ▁never ▁just ▁a ▁title ", ▁wrote ▁Arn az ▁in ▁the ▁last ▁years ▁of ▁his ▁life . ▁Family ▁home ▁video ▁later ▁a ired ▁on ▁television ▁showed ▁Ball ▁and ▁Arn az ▁playing ▁together ▁with ▁their ▁grand son ▁Simon ▁shortly ▁before ▁Arn az ' s ▁death . ▁ ▁Later ▁life ▁ ▁In ▁the ▁ 1 9 7 0 s , ▁Arn az ▁co - host ed ▁a ▁week ▁of ▁shows ▁with ▁day time ▁host ▁and ▁producer ▁Mike ▁Douglas . ▁Viv ian ▁V ance ▁appeared ▁as ▁a ▁guest . ▁Arn az ▁also ▁head lined ▁a ▁Kraft ▁Music ▁Hall ▁special ▁on ▁N BC ▁that ▁featured ▁his ▁two ▁children , ▁with ▁a ▁brief ▁appearance ▁by ▁V ance . ▁To ▁promote ▁his ▁aut obi ography , ▁A ▁Book , ▁on ▁February ▁ 2 1 , ▁ 1 9 7 6 , ▁Arn az ▁served ▁as ▁a ▁guest ▁host ▁on ▁Saturday ▁Night ▁Live , ▁with ▁his ▁son , ▁Des i ,