Character mistake: When the three are introduced to the adoptive couple, their names are not provided. But the husband then says they want to adopt Moe.
Continuity mistake: When the stewardess is at FDR's door when the camera is facing her her hair is up, but when then camera goes behind her the hair is down and flowing. (01:07:50 - 01:08:55)
Continuity mistake: In the scene where Drew and his band are setting up on stage, just about to do "Heaven", you can see the Mic has the decorations on it. Then just before Lonny goes to put them on they magically disappear.
Visible crew/equipment: Crew member holding some equipment is visible in a reflection of the window on the right of the screen. (01:29:45)
Factual error: In the scene where Dave is playing cards with soldiers, some of the paper money being gambled is a design of U.S. money not introduced until about 30 years later.
Revealing mistake: When Sparky's tail pops off there is a hole where it popped off. But when the tail goes into the bucket the hole is gone.
Continuity mistake: When Benedick is listening to Don Pedro and Claudio from outside the house, his close ups are in the sun and the wider shots are in shadow.
Other mistake: How could Argie and Barker get round the skateboard track and up the stairs to the platform, especially with Barker, in less than 5 seconds?
Character mistake: In the scene where Debbie is sitting in Dr. Pellegrino's office, she finds out she is pregnant. Dr. Pellegrino's name is spelled Pellagrino on his white medical jacket and Pellegrino on his desk.
Factual error: Lee gasses up his car on the Garden State Parkway while driving Imogene to NYC. Never has there ever been self-serve gasoline in the state of New Jersey.
Factual error: The beginning scene of the film is supposed to be in 1984. An Alf lunch box can be seen being carried by one of the students and Alf wasn't on the air until 1986.
Factual error: The VW Bug that the belfry falls on is a later model than 1965 when the movie is set. The larger tail light with yellow on the lens seen on the VW in the movie didn't come along until 1968. The one in the movie may even be of early 70's vintage.
Continuity mistake: While Timothy is saying goodbye to his girlfriend, the girl's birthmark disappears in the shot.
Continuity mistake: When Scott wins his first MMA fight he removes his mouth guard with his left hand, runs over to the cage wire (guard not in his hands or his mouth) and slaps the wire, now with the guard in his mouth. (00:48:15)
Continuity mistake: When they show the two new dogs, they are both standing, in the next shot, one is seen sitting down and the other one is already sitting.
Other mistake: At the end of the movie when all the new dads are hanging out, Davis misses catching his beer and it hits Jordan in the face. All the dads run to the edge of the stairs no longer carrying any of their babies from a few seconds earlier.
Continuity mistake: The purse strap moves between multiple shots in the scene in the chapel (mid way through film), while a conversation's going on.
Continuity mistake: In the scene where Dodge and Penny enters Olivia's last known residence, Penny one of the door windows. She then gets access to the door lock on the inside and she opens the door. As Penny and Dodge enters, it is visible that the window is broken. This is shown both in the first and second shot. At the third shot it is easily noticeable that the same window behind them has been magically repaired, and is in a normal, unbroken condition. The fourth shot shows that the window is again broken. (01:03:45)
Continuity mistake: In the first close-up shot when the Prince's aide is complaining about the salmon-pink clothes the Queen has given him to wear, his collar is buttoned closed. In the next close-up shot it is open with silver hook and eyes visible. In the third close-up shot it is buttoned closed again.
Continuity mistake: After Dave leaves the party that he and his friends go to after the movies, he's driving in the car. His phone is in the passenger seat and he gets a text message, the time reads 1:57. The shot changes to a close up on his face and when it changes back he picks up the phone and the time now reads 11:15.