Damn, I was going to make a joke about her and Christina dining at the same all-you-can eat buffet, but I guess she's pregnant right?
Possible she's one of those high risk pregnancies where you can't do much more than just lay around and pack on pounds. I have a friend of mine who's a model, she's in that situation, and told me she put on 80lbs in her last pregnancy. Which is just crazy if you know her