The two were a great addition to the series, but when it comes to great character dynamics, there's no question that Amy's initial girl crush — and borderline obsession — with Penny is ...

The Big Bang Theory writers dropped the ball by not expanding on the underrated dynamic between two series regulars.

When Penny and Bernadette go to San Diego for a pharmaceutical sales convention, Wolowitz is in charge of the kids. Also, Sheldon finds a book on experimenting on kids, and the guys plus Amy make a ...