Penny announces that her brother is coming to town on The Big Bang Theory. "The Emotion Detection Automation" is the 14th episode of the show's tenth season.
It's a good thing Raj and Stuart are around to help with baby Halley, and it seems like even when things go wrong, they're passionate about good parenting.
Sheldon: I'll have a diet Coke. Penny: Can you please order a cocktail? I need to practice mixing drinks. Sheldon: Fine... I'll have a virgin Cuba Libre. Penny: That's... rum and Coke without the rum. Sheldon: Yes, and would you make it diet?