Continuity mistake: When Alan comes into the kitchen singing his song, he reaches into the fridge and grabs a jug of orange juice. He then looks around the kitchen and sees that everybody seems to be in a bad mood. The jug of orange juice is gone and he is holding what looks like a jug of juice, but it had a screw lid on it and is full as if it has never been open. After talking for a few seconds the camera goes back to Alan and he is holding the jug of half empty orange juice again.
A Live Woman of Proven Fertility - S4-E5
Continuity mistake: When Charlie films Herb on the deck, he says "Herb [3 second pause] you dumb bastard." When Judith watches the video there is no pause. (00:17:35 - 00:22:00)
I Merely Slept With a Commie - S4-E17
Continuity mistake: When Charlie is talking to his mum after meeting her new people, Evelyn's hand constantly changes position.
Answer: That would be "Corey's Been Dead For an Hour" in season 4, episode 9.
Super Grover ★