Sheldon closed his book, defeated. But as he walked back to his room, he noticed the house was finally, blissfully quiet.

Mary didn’t look up. “Good morning to you too, Sheldon.”

“Sheldon’s trying to kill my karaoke machine,” Missy said flatly.

“I shielded your toy from its own electromagnetic emissions,” he said without looking up. “You can still sing. You just can’t broadcast your lack of pitch to the rest of the house.”