[s12e4] The Tam Turbulence 99%

The fourth episode of The Big Bang Theory's final season, serves as a bridge between the flagship series and its prequel, Young Sheldon . It resolves a long-standing mystery: why has Sheldon Cooper never mentioned his first-ever best friend, Tam Nguyen? 🌪️ The Conflict: "He Knows What He Did"

Amy helps Sheldon see the situation from a different perspective, noting that if Tam had moved with him, Sheldon might never have bonded with Leonard and the rest of the gang. [S12E4] The Tam Turbulence

: Sheldon's friends (Leonard, Howard, and Raj) are shocked to learn Sheldon had friends before them. The fourth episode of The Big Bang Theory's

: Tam stayed in Texas after meeting a girl, leaving Sheldon to move to California alone. [S12E4] The Tam Turbulence