Continuity mistake: When they are preparing for Oprah, Kate asks Tom to help with her zipper, Tom says it's stuck. In the next scene when she's coming downstairs you can tell that there is no zipper.
Continuity mistake: When Nora is on the phone with the whole family trying to get her to babysit, Hank throws his pad of paper on to the table and the shot cuts to Nora. The shot goes back to Hank and he throws the pad of paper on the table again.
Continuity mistake: This takes place in the scene were Charlie Baker and Tom Baker are talking about Charlie missing his curfew: when Tom wakes Charlie up, notice how he is not covered up in his blanket, but in the next shot, you can see that it is over his legs, that would not be possible seeing as how Charlie was just then waking up.
Continuity mistake: As Steve Martin is ripping out pages in the phone book about babysitting services, if you look closely, you can see that it is the same page over and over again just shot at different angles.
Continuity mistake: When the dad first gets into the bouncy castle to get his daughter, you notice him fall forward but then half a second later, he is standing up as if nothing happened.
Continuity mistake: When Beans, the frog, is just sitting on the pebbles and Mark is going, "Are you all right?", the the pebbles are bunched up on one end of the aquarium. But, in the shot where Mark goes back to his room AFTER Beans dies, the pebbles are bunched up on the other side.
Continuity mistake: When the teenage boy picks up the picture of him and his girlfriend, the position of the picture in his hand changes between shots.
Continuity mistake: When the Baker kids are taking revenge on the bullies that stole Mark's glasses, they knock the guy's drink to the ground, but a couple shots later it's gone.
Continuity mistake: When the kids are playing apple shmeer with Tom Baker, Jake's t-shirt is covered with apple sauce, but in the next shot when Nora and Hank pull in the driveway, the apple sauce is gone from his t-shirt.
Continuity mistake: When Dylan's mom makes Dylan leave the Bakers' house, he still has his rollerblades on. In the next scene, where he and his parents are walking on the sidewalk back to their house, he's in his normal shoes.
Suggested correction: He probably changed into his regular shoes after they rolled him out. Even though they didn't show him changing doesn't mean he didn't.
Continuity mistake: Near the beginning when the twins go to work with Tom, you see a zoomed out shot of the entire field. You see two of the players slam into the mats that Nigel and Kyle are on, but in the zoomed in shot, they do it again.
Continuity mistake: After breakfast at the beginning, when Mark leaves after Sarah says, "Nice move, Fedex", there is a white cup in front of Jessica which disappears when the camera changes angle.