The season ends not with a science joke, but with a romantic proposition. Leonard breaks up with his pseudo-girlfriend, Leslie Winkle, just as Penny breaks up with her lunkhead boyfriend. In a moment of mutual loneliness, Leonard asks Penny out. They agree to meet for dinner. The final scene cuts between their apartments as they each confess their anxieties to their empty rooms. Leonard: "Why would she go out with me?" Penny: "Why would I go out with him?" It ends with Leonard knocking on her door. Cut to black. It was the first true "will they/won't they" moment of the series.

: The season averaged 7.34 to 9.52 million viewers , ranking 68th in its first year before climbing to the top of the charts in later seasons.

: Interestingly, the show's female lead was recast after the original pilot , where a character named Katie (played by Amanda Walsh) was deemed too "tough" for the show's dynamic. Kaley Cuoco was brought in to play Penny, bringing a kinder energy to the role. Reception and Legacy

Big Bang Theory S01 Jun 2026

The season ends not with a science joke, but with a romantic proposition. Leonard breaks up with his pseudo-girlfriend, Leslie Winkle, just as Penny breaks up with her lunkhead boyfriend. In a moment of mutual loneliness, Leonard asks Penny out. They agree to meet for dinner. The final scene cuts between their apartments as they each confess their anxieties to their empty rooms. Leonard: "Why would she go out with me?" Penny: "Why would I go out with him?" It ends with Leonard knocking on her door. Cut to black. It was the first true "will they/won't they" moment of the series.

: The season averaged 7.34 to 9.52 million viewers , ranking 68th in its first year before climbing to the top of the charts in later seasons. big bang theory s01

: Interestingly, the show's female lead was recast after the original pilot , where a character named Katie (played by Amanda Walsh) was deemed too "tough" for the show's dynamic. Kaley Cuoco was brought in to play Penny, bringing a kinder energy to the role. Reception and Legacy The season ends not with a science joke,