As a Nan is it my right to make the rules when I am there or is it my job to follow the parents’ rules?

My wee chappies feed like little birds one day and absolute beasts the next.

The yelp of a young breastfeeding Mum feeling the spike of the first tooth. That hailed the end of breastfeeding for me. But that was by no means the end of the ‘weapon of choice’