Granny War
When people feud like old ladies over something that doesn't need to be argued over.
Tom: hey Billy what is making our moms so mad over baseball and dinosaurs to where they are arguing so childishly?
Billy: They're in a Granny War right now Tom. Give it time and their childishness will (hopefully) pass.
Billy: They're in a Granny War right now Tom. Give it time and their childishness will (hopefully) pass.