Continuity mistake: You see Phil take the coffee mug from the roof of the car and then he goes inside the car. A few seconds later it's back on top, then a few seconds after that it's gone again. (00:15:30)
Character mistake: Hayley is on the phone in the car with Alex and she's holding her phone upside down.
Do You Believe in Magic - S8-E12
Continuity mistake: In "Great Expectations" (1-8) Claire and Phil say that they had their first kiss in Claire's car. In this episode Phil buys the swing set where they had their first kiss.
Visible crew/equipment: While Phil and Claire are warming up for their race, Alex and Luke are getting dropped off. When you see them walking towards Phil and Claire you can see a crew member with equipment behind the bushes at the right side of the screen. (00:17:05)
Haley's 21st Birthday - S6-E10
Plot hole: The family mistakenly believes Hayley will be having her first drink. However, there were several instances in earlier episodes where they saw her drinking or drunk, or she admitted she'd been drinking. For example, in the episode "Arrested", the family drove down to bail her out of jail for underage drinking, and they saw the video footage, and the family members who didn't go were informed of the situation.
Visible crew/equipment: When Manny holds up the Phantom mask to Jay's face and realises it's for the wrong side, as Manny rushes back upstairs for a lefty, the reflections of the Steadicam operator and crew are visible on the minivan's surface, beside Gloria. (00:14:40)
Visible crew/equipment: When Haley walks into the kitchen she tells Dylan they're over and hangs up on him. Then when Haley's cell rings, as the camera quickly pans around, the pink T-mark becomes visible on the floor behind Haley. (00:04:35)
Continuity mistake: Mitch and Cam are eating breakfast and Cam only fills Mitch's wine glass. As the camera view goes back and forth a few times it keeps switching to show Cam's glass full then empty and so on. (00:08:30 - 00:09:30)
Continuity mistake: Claire takes some cookies out of the oven and puts them on a cooling rack. When Manny asks her what the matter is with Claire, she holds still while she's about to put down the second cookie in the top row. When the camera cuts to a different angle there are suddenly three cookies in the row already. (00:12:05)
Continuity mistake: When Phil tries to get his bike down he falls over. A lot of stuff falls from the shelves behind him, when Claire asks if he is okay and Phil answers "Yes I am" you see that the shelves behind him are a mess. But the next shot you see that all the stuff is cleaned up again. In the next few shots the background changes all the time. (00:01:00)
Continuity mistake: It is stated that Phil and Claire didn't have a wedding, and just went to the courthouse to get married, but in episode 1x08, Great Expectations, Phil says he's pretty sure he sang "If you leave" by O.M.D. at their wedding.
Visible crew/equipment: When Cameron and Mitchell pull up to the driveway we can see what looks like a camera and 3 crew members reflected in the back window. (00:08:20)
The Incident - S1-E4
Continuity mistake: When Mitchell goes outside to speak to his Dad in the pool, his Dad has a glass beside him. When the shot cuts back to his Dad it has disappeared. (00:13:00 - 00:14:00)
The Incident - S1-E4
Visible crew/equipment: At the start of the episode, Hayley and Luke begin fighting on the couch, and Hayley's filming equipment becomes visible. (01:14:00)
Continuity mistake: In episode 8-20: All Things Being Equal, while Lily is going to a feminist protest with Claire, Gloria, Haley, and Alex, Alex said something like 'The women burnt their bras', and Lily says 'Not me, I just got my first bra'. But in this episode Lily steals a bra because she's embarrassed to ask Mitchell and Cam to buy one for her.
Revealing mistake: While Phil and Claire are racing each other to Manny's birthday dinner, each car goes around corners, but the steering wheels are never turned.
Continuity mistake: When Cam is talking to Lily, the doorknob looks like it's loose, and in the next shot it is fixed. (00:19:49)
Visible crew/equipment: After Cam's really long drum moment, when it cuts to Gloria, Jay, and Manny entering their house, the reflections of the moving boom pole/mic and a crew member are visible on the window. (00:15:50)
Visible crew/equipment: When Manny gets done with the dentist Jay convinces him to go to the movies, and as they leave the office we can see the reflection of the boom pole/mic on the receptionist's glass window, at the top, left side of the screen. (00:01:40)
Visible crew/equipment: After Gloria and Andy's scene at the park, when it cuts to Pepper presenting his unique wedding ideas, in the first two shots facing Mitch and Cam, the yellow T-mark taped to the floor is visible at the bottom, left corner of the screen. (00:03:35)
Answer: He has seen himself dancing, and is mortified at how bad he looks.