Continuity mistake: When Mike puts the napkin down on the table it's in a pile. By the time he gets to the door it's neatly folded and flat. (00:15:30)
Continuity mistake: When Molly comes home at the end of the episode, Victoria is sitting on the sofa with a cup of tea or coffee in her hand. In the first shot she has both hands on the mug, in the second shot however her right hand is lowered. (00:18:30)