When Bob sees Anne in the shower his earphones fall on the floor. The next shot as he walks to the door one earphone is in and the other is out of his ear. Then as he leaves the room the earphones are in his ear again.
When Anne is caught naked in the body dryer, her hair alternates from behind her shoulder to draped across her breasts and back again.
When Anne "has a date with Bob", Jaques calls her. In the first shot the radio clock in the bedroom of Jaques shows "2:33". Then it shows "2:39". In the third shot it shows "2:34". The last possible look at the clock you can read "2:37".
Lieutenant Alvarez (Jerry Wasserman) tells Bob that he has put Tess in a Scared Straight program. But the Scared Straight program was discontinued after proving ineffective at curbing juvenile crime. In mitigation, he might simply be referring to putting her in solitary confinement.
When Anne gets out of the motorcycle's sidecar, the retaining line (which pulls her skirt off) can be seen attached to the undercarriage of the cycle.
How did Anne get to the concert? Bob arrives at the concert alone, and Anne is seen leaving her house alone. But Bob drives her home on his scooter; the next morning when Anne and the children drive off to find him they have their car at the house.
Tess says that her mother "...is practically a vegetarian." But two barbecues previously seen featured hamburgers, hot dogs, and later salmon. At the dinner in the final scene, the main course is turkey.
Bob says that he is leaving for a yearlong cruise "first thing Saturday", but his apartment shows no signs of packing or preparations for storage. If he's going to be gone for a year there would be no reason to keep his apartment.