Continuity mistake: While Betty Applewhite is talking to Bree about her son Caleb, the amount of wine in Bree's glass changes constantly throughout the scene without her ever touching the glass.
Continuity mistake: When Mrs. McClusky originally comes to the door to tell Andrew about Bree being laid out on the lawn, the cover to the dial for the sprinkler system is open. In the next scene, when Andrew goes over to turn on the sprinklers, the cover is closed.
Continuity mistake: When Bree grabs the twin's toy keyboard, she grabs it and holds it at a downward angle. But in the immediate shot she is suddenly holding it at an upward angle.
Continuity mistake: When Bree is at the restaurant by herself, she is wearing a ring around her neck on a chain which constantly moves position throughout the scene.
There Is No Other Way - S2-E16
Continuity mistake: When Susan reveals her feelings in the operating room, the face mask Dr Ron is wearing covers his nose and mouth in one shot, then not his nose in the next, then his nose and mouth again in the next. (00:38:30)
There Is No Other Way - S2-E16
Continuity mistake: In "Thank You So Much" Valentine's day was on a Saturday or Sunday. In this episode, They are showing Bree marking her chores off a calendar for February and March 2006. The calendar matches the real calendar and Valentine's day was a Tuesday this year. The calendar doesn't match their previous episode. And they do state that "today is Valentine's day." not that they are celebrating it on the weekend.
Continuity mistake: Season 2, Episode 17: "Could I Leave You?" - When Mr. Beale throws a pencil into his mug, the pencil can be seen on his desk in the shot immediately afterwards.
Continuity mistake: When Bree is talking to Lynette about what Lynette would say to Andrew's lawyer, in the shots facing Bree her right hand is on top of her arm, but from behind, her hand is under her arm. This happens again in the next shots.
Continuity mistake: When Lynette starts talking to Andrew, her car door suddenly goes from closed to open between shots.
It Wasn't Meant to Happen - S2-E20
Continuity mistake: While Susan and Edie are at the Hooters style restaurant, the amount of beer, and amount of head, in Edie's glass changes from shot to shot.
It Wasn't Meant to Happen - S2-E20
Continuity mistake: When Gabrielle goes over to Dale to get him to sign the custody form for the baby; the sheet of paper is all creased and folded up. But when she shows it to Carlos it is not creased at all.
It Wasn't Meant to Happen - S2-E20
Continuity mistake: At the Hooters style restaurant, Edie intentionally trips the waitress. When the waitress falls, there is a lettuce leaf in the small of her back. When she starts to jump up, the lettuce is now at the base of her neck.
Continuity mistake: Caleb hits Melanie with a piece of lumber and she falls to the ground. She falls with her feet towards Caleb, but in the close up (and each scene after) her head is now towards Caleb.
Continuity mistake: After Caleb thinks he has killed Melanie, he wipes his right hand across his T-shirt several times and leaves one bloody handprint. When he gets home, there are now several bloody prints from his right hand on the T-shirt.
Continuity mistake: In the 1994 flashback where Bree introduces herself to Mary Alice and forces her son Andrew to apologise when he stole a ornamental garden frog, the position of the frog changes between shots as Bree hands it to Mary Alice.
Chosen answer: Poker. They have been playing that this whole time, once a week with everyone who was invited that lived on the Lane.