CBS has announced episode 2.12, "The Killer Robot Instability", which will air January 12th, 2009.
"The Killer Robot Instability" - When Penny's comment about Wolowitz's love life sends him into a depressed stupor, his friends lose their most important team-mate in an upcoming fighting robot competition, on THE BIG BANG THEORY, Monday, Jan. 12 (8:00-8:30 PM, ET/PT) on the CBS Television Network.
| Title | Date Posted | Category |
| Episode 2.22 Announced | 27th April 2009 | Show |
| Episode 2.21 Announced | 14th April 2009 | Show |
| Episode 2.20 Announced | 23rd March 2009 | Show |
| Episode 2.19 Announced | 17th March 2009 | Show |
| Episode 2.15 Announced | 2nd February 2009 | Show |