i swear on me nans grave - A trashy phrase used by people who think they’re cool, but t

A trashy phrase used by people who think they’re cool, but they’re just making things up to sound important.

I swear on me nans grave I didn’t break your phone.

I swear on me nans grave I didn’t spill the drink on your homework.

I swear on me nans grave I didn’t tell the teacher about your sneaky snack.