Make them a loose dress and stuff it with cotton balls or make the a fake clay stomach.
It will swell but not enough to make you look pregnant.
NO! obviously not! paparazzi can make anything look true!
they cant because she actually is pregnant.
being fat
you go to a craft store and look at paterns for 18" dolls.
No, they are two different companies. "But there dolls look allot alike" But American girl make allot nicer dolls!
I'm not really sure what they are called but you can get special pads for your belly to make you look pregnant, I'm not sure where you can get them from as well. Hope that helps.
barbie and ken
There are several companies that specialize in look alike dolls. A few good ones to check out are American Girl, My Twinn Dolls, and the website lookalikedolls.com.
padding that makes her look bigger
You can not inflate your belly to look pregnant. This is impossible.
If you want to make models for gmod look at XSI Mod Tool.