A morbidly obese woman is shoved forward from the crowd. They don't seem to notice that you have become a blob too.
"Oh, I can't!" she blushes wobbling on her veined rubbery legs."
"I'd say 300!" shouts one man.
"300? Nah, it's closer to 350! Ha!" taunts another.
The carni man glares, and then looks at the woman squinting pronounces, "115!"
She looks astounded and steps on the scale. The fat woman is gone, a lithe attractive slender woman tips the scales at exactly 115.
You rush forward to have another go.
The crowd taunts, "He must weigh 350!"
"400 is more like it!"
The slender woman pecks the man on his cheek and thanks him. She gets catcalls as she disappears into the crowd.
"Make me slender, again!" you demand.
As you step toward the scale, he says "800 pounds."
You gasp as your body sags under the additional weight. The scale dial spins passed the 500 lb maximum and stops on 300.
"You undo this!" you demand.
"Sorry, I don't guess the weights of livestock," the carni man says.
You feel a terrible sense of foreboding and change. Your new tonnage seems suddenly normal and you start to fall forward on all fours. Your hands are changing and hairs are sprouting in odd places. To your horror you realize you are becoming...