From the deep and distant past of my childhood, I know not of their author or their copyright status. I doubt, however, that if the author does see this that he/she will be bold enough to admit ownership
Follow the links for translation
Song 1 : Your Mothers Mother
Oh ye cannie throw yer granny aff the bus
Aye ye kin
Oh ye cannie throw yer granny aff the bus
Aye ye kin
Oh ye cannie throw yer granny
Cause she's yer mammies mammy
Oh ye cannie throw yer granny aff the bus
Aye ye kin
Ahem, clears throat
Song 2 : Your Fathers Mother
Oh ye kin throw yer other granny aff the bus
Naw ye cannie
Oh ye kin throw yer other granny aff the bus
Naw ye cannie
Oh ye kin throw yer other granny
Cause she's yer faithers mammy
Oh ye kin throw yer other granny aff the bus
Naw ye cannie