My Nani know i drink

Toh the thing is main exam de kar aara tha tab main nai phone uthaya galti sey Nani ka i didn't knew about it and meri Nani ney meri drunk story sun li 31st ki and I called her asked what did you heard she said everything rum ,beer and etc so I said sorry she said yeah galat hai meri kasam kha phir nhi karega and I said apko meri kasam aap mummy ko nhi btaogey toh idk what to do I am freaking out main mummy ko bta du or kya btaoo