# S1-The Beginning

By [Big Bang Theory Fans](https://dylit.info/user/bigbangtheoryfans)

[Big Bang Theory](https://dylit.info/presence/Big-Bang-Theory/69442e7d871bdbf5e05799b4) > [S1-The Beginning](https://dylit.info/channel/S1-The-Beginning/69442eb0871bdbf5e05799b6)

Episode 4: The Luminous Fish Effect Sheldon loses his job after insulting his boss, triggering a depressive spiral and a complete mental breakdown. His mother Mary visits and proves to be the complete opposite of everyone's expectations—sweet, caring, intelligent, and surprisingly effective at getting Sheldon back on track. This episode introduces the formidable Mary Cooper, one of the series' most beloved recurring characters.