I think you are on to it. The theme is Irish Flea Market.
Is she thinking of "Give Me Three Grains of Corn, Mother"? If so, it's the wrong kind of corn.
Y'know, this woman is indisputably not only a bad artist but a fool as well.
This is a festive assemblage of working class Irish artifacts, swirled in a joyous though somehow disturubing blend of color and texture....