During once scene in the kitchen, a Ralphs brand hot chocolate box is visible on the counter. Ralphs is a Southern California chain of grocery stores.
In one scene in the kitchen, part of the set on the far right corner of the screen can be seen pivoting back into place.
(at around 16 mins) In the episode entitled "Gambling N'Diction", there is a scene of Doug playing in a game of poker. Hanging on the wall behind him is a poster that reads: "If You Have Gambling Problems, Call 909-555-1212". However, 909 is the area code for Los Angeles, California, while this scene occurs in New York.