Negative comments on social media :(

Kaylin • 25 years old, proud mum of a 1 year old and second baby due 23rd November ❤
I was proud to post that my little Scarlett was weighing 2kgs at 31 weeks when some chick had to comment I am small and she should be weighing 2.5kgs.. if im not mistaken it's 1.5 at 31 weeks?