I just think it's so naive for anyone, literally anyone, famous or not - to put a public social media profile out into the world and not think that someone, somewhere, is going to have a negative opinion of it and therefore voice that. It happens, it will always happen, critique is not bullying.
I bet some of the mums commenting on her posts would be the first to roll their eyes if they saw her dressed like that in the street. I couldn't give a crap how she dresses. But, people will react if you rock up in sequins to the school run and a cape. Of course they will! Lucy you know that... likewise you know the shock value of what you've called your kids. Just own it and ignore what you want to ignore, because humans are curious and not a hive mind and do talk about other humans. Make your choices and own them.