Audio problem: Season 2, episode 13 "Silly People"; When Eva Longorea drives home her husband is talking to a man. Their lips move, but no sound comes out.
Audio problem: Season 3, Episode 6: "Sweetheart, I Have to Confess" - Right after Nora kisses Tom when she says "hey, lets have some more wine.", her lips don't match the words.
Audio problem: When Gaby's charity modelling event takes place and Susan, after being roughed up by John Rolland's mother after mistakenly accusing her of sleeping with her son, Tom starts talking but you can see him in the left corner of the scene without his mouth moving at all.
Audio problem: Season 6 Episode 17: When Gaby sees Paulina Poriskova in the restaurant, she puts out her arms and says, "Give me a hug!" but her lips barely move.
Chosen answer: Poker. They have been playing that this whole time, once a week with everyone who was invited that lived on the Lane.