Continuity mistake: When Nadine is holding Patrick the toy he he holding keeps changing between a dinosaur and a troll.
Continuity mistake: When Grace sits on Quentin's bed he is holding a comic book, when the shot changes he is no longer holding it.
Continuity mistake: When Grace and Nadine are at the bar, Nadine starts to take money out of her purse. The shot changes and suddenly there is money on the table. Then the amount of money on the table keeps changing between shots.
Continuity mistake: When Grace is sitting on the couch talking to the kids grandparents she is holding Patrick and a block. Then at one point the block disappears, the shot changes she is now holding a different toy.
Continuity mistake: When Grace gives Nadine a drink she takes the cover off and puts in on the table right in front of her. At one point during the scene it moves to the middle of the table.
Continuity mistake: When Grace is talking to Quentin's teacher she erases some letters from the chalkboard. For the rest of the scene the amount that is erased keeps changing.