Help with my bf?

first of all, im 13. now I was connected on a webcam convo on msn with my bf and he wanted me to take my clothes off for him so i did and he did too and we had fun and he said i looked hot. but then next time i saw him we had for the first time and it was good but he told me that i should shave my p*ssy and lose weight i dont think im fat, im only 104kg. what should i do?