It's only fair. I did foreshadow pies that have yet to be utilized.
My strategy for heavier Susan's design was just taking how she was before and adding weight. Normally I might agonize more than that, but no. Take panel one, add a little weight, kablam. That's the design.
And yes, that is quite the belly. I have strange belly expectations, for which I blame Homer Simpson and his torso that is basically a light bulb.