Francis: Mom made me promise not to tell you. For some reason, she was trying to protect Grandma.
Malcolm: What does Grandma have to do with Mom being pregnant?
Piama: What, you're pregnant?
Dewey: No! [screams]
Francis: You're having another kid? What is wrong with you two?! You don't have enough problems as it is?!
Lois: I can't believe you boys. This is the way you react to wonderful news?! This is a blessing! You should be ashamed of yourselves!