I blew up!! I need answers!

Monica • Excited to meet my baby girl👶🏽🎀😍
I'm 19 weeks and 5 days and I swear I blew up overnight! I have a couple questions for you ladies!!
1. For fun, boy or girl!?!? I find out in 2 days!!
2. When did YOU blow up? Or was it gradual?
And 
3. I haven't felt my baby move yet! At least I haven't been able to tell, how far along were u when you felt your baby move!? Should I be worried?!