Factual error: When the woman is giving birth, they show the baby just after they finally got her out. The baby is clean, no blood and other signs of a recent birth are visible. This is especially unlikely since the doctors had to "cut her open" to liberate the baby from the birth channel.
Revealing mistake: Neela is delivering a baby. As the camera moves around a nurse to show a close up of Neela and the baby, you see her holding the "head" about a foot away from the mom and quickly moves it closer to look like it's coming out of the woman.
Answer: It was in "Chaos Theory", the first episode of season 9 (time code 00:13:55).
Super Grover ★