After Starbuck shows up at the Currys' house, H.C. and Noah are playing a game of checkers. They start the game with H.C. playing red and making a few moves, then the phone rings. After the call, the game has reset to the beginning, and H.C. is playing black.
When Lizzie discovers Deputy File is not coming to dinner, a light is obviously turned on that is directed at the music box in the foreground, which she had started earlier.