Darth Vader: "A small rebel force has penetrated the shield and landed on Endor."
The Emperor: "Yes, I know."
Darth Vader: "My son is with them."
The Emperor: "Are you sure?"
Darth Vader: "I have felt him, my master."
The Emperor: "Strange that I have not. I wonder if your feelings on this matter are clear, Lord Vader."
Darth Vader: "They are clear, my master."