They’re undoubtedly twins
This costume is a perfect example of maximizing resources and making the most out of a situation. It’s not only Jessica Simpson’s height difference from her husband Eric Johnson that makes this costume so effective; at the time, Simpson was pregnant.
They definitely knew how to make the most of the situation in this outfit. Without a doubt, they appeared like the doubles of Dani DeVito and Arnold Schwarzenegger in their comedy film Twins – they even appear to be taken from the cover!