Corrected entry: Not really a mistake, but notice that the auditioning wedding singer from the first film and the foreign man that buys the Banks' house in the second film are the same man.
Corrected entry: When Nina and George are discussing Annie's baby news, Nina figures out Annie's due date is July 29th. Later, when Nina finds out she's pregnant herself, she and George figure her due date to be Labor Day. How can both mother and daughter go into delivery at the same time when there is over a month in between each due date?
Corrected entry: In the scene when Annie and Brian visit George and Nina's house to share some news with the both sets of parents, they blow the horn in their car. Less than 1 second after the horn honks, they are seen walking through the front door. Impossible for them to have exited the car and crossed that distance in time shown on screen.
Corrected entry: When Annie and Brian get into a fight and Annie comes over to her dad's house, she tells her dad she got into her car and left. Then, after they talk for a while you hear Brian pull up in his car. When they are leaving you only see one car. So what happened to the other one?
Corrected entry: In the first movie, Brian's parents give them a sporty convertible for a wedding present, but in the second movie, they drive a jeep. What happend to the first car?