Ep 8. The Lizard-Spock Expansion

In season 2 episode 8 of The Big Bang Theory, titled "The Lizard-Spock Expansion," the gang is forced to come up with a new way to settle disputes when Sheldon introduces a new game that utilizes the rules of "Rock-Paper-Scissors."

After realizing that "Rock-Paper-Scissors" can be too easily predicted and manipulated, Sheldon adds two new options to the game: "Lizard" and "Spock." The resulting game, now called "Rock-Paper-Scissors-Lizard-Spock," becomes the new go-to method for making decisions.

Meanwhile, Howard begins dating a girl named Stephanie, much to the amusement of Raj and the annoyance of Sheldon. As Howard is the first of the guys to have a serious girlfriend, they struggle to adjust to his new relationship status.

To make things even more complicated, when Stephanie shows interest in Leonard, he must navigate his feelings towards her and his loyalty to Howard. These romantic tensions lead to some hilariously awkward moments between the group.

As the episode progresses, the gang must use their newfound "Rock-Paper-Scissors-Lizard-Spock" skills to resolve several conflicts, including who gets the last pizza slice and who gets to represent the university at a physics conference.

In the end, the game proves to be a useful tool for settling disputes and avoids any major conflicts between the friends. However, the group's dynamic is forever changed as Howard's relationship with Stephanie becomes more serious.

Overall, "The Lizard-Spock Expansion" is a lighthearted and funny episode that explores the group's relationships and the dynamics that come with growing up and finding love.