The Good Guy Fluctuation - The Big Bang Theory Wiki | Fandom
"The Good Guy Fluctuation" (Season 5, Episode 7) of The Big Bang Theory centers on Leonard navigating a moral crisis with a new acquaintance, Alice, while dealing with his long-distance relationship, alongside Sheldon's attempts at Halloween revenge. The episode acts as a turning point in the series, culminating in Sheldon successfully scaring Leonard following a confession of infidelity. A detailed synopsis of this episode is available at the Big Bang Theory Wiki . [S5E7] The Good Guy Fluctuation