that's funzo that homer's using on the tape to marge! (BABF07 "Grift of the Magi")
i see you, hee hee hee hee hee!!!!!
also the reference to BABF02 "Hello Gutter, Hello Fadder," "homer bowled a 300 game?" Grampa, marge: "oh, that happened a year and a half ago" or somethig like that.