Other mistake: When Michael and Erin go back into Michael's office and start the video on Michael's computer, the "Play" button hasn't changed even though the video is playing. It should have changed to the pause button.
The Office (2005)
1 mistake in Ultimatum - chronological order
Starring: Steve Carell, John Krasinski, Rainn Wilson, Jenna Fischer, Leslie David Baker
Michael Scott: It's simply beyond words. It's incalculacable.
Health Care - S1-E3
Trivia: Creed Bratton plays the voice of the Industrial Coal Mine Shaft employee that Michael talks to on the phone when he's trying to come up with some surprise for the staff. (00:12:15)
Answer: No, but there are several currently available on eBay.
OneHappyHusky