When Nadine realizes that Raj thinks she is pregnant , she begins to explain just as the doorbell rings and Raj 's father enters .
That evening , Raj uncharacteristically brings Nadine flowers .
When Nadine realizes that Raj thinks Nadine is pregnant , Nadine begins to explain just as the doorbell rings and Raj 's father enters .
That evening , Raj uncharacteristically brings Nadine flowers .