The front yard decorations in front of the Murphy's and Vic's houses are very different between when Frank returns home from the airport and Sue drives away just minutes later.
When Bill decides to defy the bully and don his costume he calls up his friend. Several of the close up dialing shots are missing the cable coming out the side of the phone which is for their new answering machine.
When Bob is seated in the golf cart his wedding band is on his fourth finger, when he stands it's now located on his middle finger, only to return to the fourth finger once he's seated again.
When Frank speaks to Sue outside their home he is wearing shoes. However, in the following scene he is suddenly wearing socks and before the scene ends he is wearing shoes again.