Continuity mistake: During the Dennis Waterman sketch, when the camera is behind Jeremy Rent a tissue is sticking out of the tissue box on his desk, but from behind Dennis there is no tissue sticking out.
Revealing mistake: Just before Andy pushes Francesca down the stairs in her wheelchair, we see Lou walking down the steps, and they are quite steep. However, when Francesca goes down the stairs in her wheelchair she doesn't have much of a bumpy ride, despite the steps. A ramp was put there - you may need to look very carefully and you see it pop up slightly from the steps. [A reasonable way to prevent injury but it is still a mistake.]
Answer: If you keep clicking that card a photo gallery will eventually appear.