My Ocardial Infarction - S4-E13
Continuity mistake: At the end of the episode when JD sits down at the table with Elliot, who is eating, Elliot puts her fork in her bowl. When it cuts, the fork is on the tray.
My Ocardial Infarction - S4-E13
Other mistake: When J.D. is left dangling from a window after the collapse of the "triple giant doctor," his feet are higher up than the combined height of Lonie and Elliot.
My Ocardial Infarction - S4-E13
Deliberate mistake: In the scene where JD is practising emergencies with a corpse, you can noticeably see the corpse's chest moving up and down - it's breathing.
My Ocardial Infarction - S4-E13
Continuity mistake: When Dr. Cox rushes into JD and Elliot's office saying "You are the worst Co-Chief Residents of all time," JD has his hands on the table. When it cuts he has them on his lap.
Answer: No, it was a fake, they used a stamp.
It is real.