Look at her arms, she's still normal sized, though smaller than she was to begin with, on Mommy and Daddy's show. But if you compare with her arms and how perfect her waist looks, she's clearly getting a little help from some undergarments, if you get what I mean.
It doesn't mean they're having sex, have you seen Olivia Munn's halloween costumes? Giving computer geeks, world wide, blue balls. I bet the hardcore geeks are jizzing in their pants right now at this coupling.
Also, the corner box is pretty funny.