Highlights from the Fourteenth Episode of Season 5 of The Big Bang Theory

­Leonard and Penny experiment with dating, while Raj develops a peculiar relationship with his phone’s virtual assistant.

Reading Into It

1. Reading Into It

Leonard (Johnny Galecki, right) and Penny (Kaley Cuoco, left) experiment with dating, while Raj develops a peculiar relationship with his phone's virtual assistant, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
Dating Experiment

2. Dating Experiment

Leonard (Johnny Galecki, right) and Penny (Kaley Cuoco, left) experiment with dating, while Raj develops a peculiar relationship with his phone's virtual assistant, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
Friendly Conversation

3. Friendly Conversation

Leonard (Johnny Galecki, right) and Penny (Kaley Cuoco, left) experiment with dating, while Raj develops a peculiar relationship with his phone's virtual assistant, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
Office Rules

4. Office Rules

Leonard and Penny experiment with dating, while Howard (Simon Helberg, center) and Sheldon (Jim Parsons, right) grow concerned when Raj (Kunal Nayyar, left) develops a peculiar relationship with his phone's virtual assistant, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
Raj's Excitement

5. Raj's Excitement

Leonard and Penny experiment with dating, while Howard (Simon Helberg, center) and Bernadette (Melissa Rauch, right) grow concerned when Raj (Kunal Nayyar, left) develops a peculiar relationship with his phone's virtual assistant, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
Flag Project

6. Flag Project

Leonard (Johnny Galecki, left) and Penny experiment with dating, while Raj develops a peculiar relationship with his phone's virtual assistant, and Amy (Mayim Bialik, center/pretzel) helps Sheldon (Jim Parsons, right) with a new project, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
Fun with Flags

7. Fun with Flags

Leonard and Penny experiment with dating, while Raj develops a peculiar relationship with his phone's virtual assistant, and Amy (Mayim Bialik, left) helps Sheldon (Jim Parsons, right) with a new project, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
Virtual Assistant Happiness

8. Virtual Assistant Happiness

Leonard and Penny experiment with dating, while Raj (Kunal Nayyar) develops a peculiar relationship with his phone's virtual assistant, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
Growing Concern

9. Growing Concern

Leonard and Penny experiment with dating, while Howard (Simon Helberg, left) and Bernadette (Melissa Rauch, center) grow concerned when Raj (Kunal Nayyar, right/foreground) develops a peculiar relationship with his phone's virtual assistant, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
Hallway Chatter

10. Hallway Chatter

Leonard (Johnny Galecki, right) and Penny (Kaley Cuoco, left) experiment with dating, while Raj develops a peculiar relationship with his phone's virtual assistant, on THE BIG BANG THEORY. Photo: Monty Brinton/ CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.