Sheldon realizes he left his flash drive—containing a major paper he intended to give to Nobel laureate George Smoot —back at the apartment.
Sheldon calls Penny and convinces her to break into his apartment to find the drive. This leads to a comedic sequence where Penny has to navigate Sheldon's elaborate security measures, including a Japanese puzzle box . Key Highlights The Big Bang Theory 2x17
Leonard, Howard, and Raj spend the trip competing for Summer's attention with increasingly awkward and unsuccessful pickup attempts. Howard's efforts are particularly cringeworthy as he bores her with a story about a dream. Sheldon realizes he left his flash drive—containing a
In Season 2, Episode 17 of The Big Bang Theory , titled the gang boards a train to San Francisco for a physics symposium. Plot Overview Key Highlights Leonard, Howard, and Raj spend the
Sheldon insists on taking the train instead of flying, leading to a long journey where the guys discover that Summer Glau (from Terminator: The Sarah Connor Chronicles ) is a fellow passenger.