Yes, although instead of slicing it, I would have just punched it THROUGH the face and grabbed a handful of fluffy-baby-cake-face-insides and stuffed my mouth. That's what she said? Maybe?
Anyway i imagine Sheep would see that cake think it was a Baby and try to steal it
After realizing it was cake she wouldnt be momentarily sad before the truth it was actually cakes dawned on her then she would be her usual hyper self again