Continuity mistake: Stewie and Brian shoot themselves in the foot. Next shot the holes have disappeared. (00:18:50)
Continuity mistake: When Lois bends down to pick up the CD off the floor in Chris' room, the items around the shirt on the floor change between shots. (00:16:20)
Continuity mistake: When Stewie is talking to the army recruiter, there is 2 stacks of paper on the desk. When he signs up, one of the stacks has disappeared. (00:07:10)
Continuity mistake: At the start, Chris is sat next to Peter at the table with a visible gap between him and Meg. When Lois stands up, Chris is not closer to Meg as the gap has disappeared. (00:02:20)
Continuity mistake: When Chris is saying about the Army being awesome, there is nothing green on his plate. When the shot changes, something green has appeared on his plate. (00:01:20)
Continuity mistake: All the army men including Brian and Stewie have USA symbols on their arms, but when Stewie and Brian talk to one of them, after they shoot each other in the foot, the USA symbol on the man's sleeve is orange lines and a arrow.