Details
Howard questions his engineering abilities when he and Sheldon can’t get a toy drone to fly. Meanwhile, a cancelled flight nearly prevents Leonard from giving the commencement address at his former high school, and Raj pits his parents against each other when his father cuts him off financially.
- Genres: Comedy
- Language:  English
Cast & Crew
- Cast:Johnny Galecki , Jim Parsons , Kaley Cuoco , Simon Helberg , Kunal Nayyar , Melissa Rauch , Mayim Bialik
- Creator: Chuck Lorre, Bill Prady