A diagonally split panel. Slately has had most of the color washed out of him to an ivory white. He's changed physically to look like the King piece of Chess. In the lower half, Charlie has changed to a man wearing a black suit and sunglasses.
Slately: Then it is true. I am the double.
And you know...
How could you know?
Charlie: Yes it is true, and yes I do know, and this conversation will go much faster if you'll assume I know everything, and don't ask me how.
Did you read the dossier I sent you?