S3E22
The Staircase Implementation
The Big Bang Theory
calendar_todayMay 17, 2010
schedule20 min
star8.4
Leonard tells Penny about how he met Sheldon for the first time...and what happened to the elevator.
broadcast_on_home Networks
CBS
star Guest Stars
Carol Ann Susi
Debbie Wolowitz (voice)
Ed Lieberman
Announcer (voice)
Ally Maki
Joyce Kim
Steven Yeun
Sebastian
Ajgie Kirkland
Louie