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)
Visible crew/equipment: In the scene where Dylan visits Haley at home, when Claire grabs Dylan as he's going up the stairs you can see a member of the crew (probably the man holding the mic) in the mirror in the background behind Claire. (00:10:40)
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)
The Incident - S1-E4
Continuity mistake: When Dylan arrives at the Pritchett family dinner, and Phil notices that he brought his guitar, Dylan's gig bag switches shoulders between shots.
Continuity mistake: When Jay is talking with his brother and finds out about his brother's cancer, he is holding a glass of scotch with a tiny bit of ice. When his brother approaches him the glass now just has ice with no scotch. We don't see the glass for a short period before he is about to sit in his chair and spills the contents of the glass, which now has the scotch and ice again.
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.