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

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

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

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

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

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

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

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

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

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

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.