Sheldon is back in Texas after finding out Leonard, Raj and Howard altered his arctic research expedition. Naming a cricket’s species became a betting game for Sheldon and Howard, they wagered comic books. A series of events unfolds, some unrelated:Sheldon experiments with Penny’s behavior using chocolate Raj opting to work for Sheldon or else he has to go back to India Leonard and Penny’s romantic relationship stalls because of Howard; gets comical when Wolowitz arrives in the scene Wil Wheaton, Shelton’s most hated Star Trek character, faces him in a fantasy collectible card game tournament to settle things once and for all. Sheldon mediates in a lover’s quarrel between Leonard and Penny.
Penny and her friends enjoy football, Leonard asks Sheldon to teach him the game due to Wolowitz crazy jokes, Raj losses his prized patang on their way to watch the Leonid Meteor shower, Penny dislocates her shoulder, Sheldon readily rescues her, making him a reluctant hero.Irked by Barry Kripke’s prank, Sheldon seeks revenge Bernadette confronts Wolowitz about their relationship, not knowing what to say, he seeks help from a fantasy version of Katee Sackhoff.
| Episode No | Episode Name | Directed by | Air Date |
|---|---|---|---|
| Episode 41 | "The Electric Can Opener Fluctuation" | Mark Cendrowski | 21-Sep-09 |
| Episode 42 | "The Jiminy Conjecture" | Mark Cendrowski | 28-Sep-09 |
| Episode 43 | "The Gothowitz Deviation" | Mark Cendrowski | 5-Oct-09 |
| Episode 44 | "The Pirate Solution" | Mark Cendrowski | 12-Oct-09 |
| Episode 45 | "The Creepy Candy Coating Corollary" | Mark Cendrowski | 19-Oct-09 |
| Episode 46 | "The Cornhusker Vortex" | Mark Cendrowski | 2-Nov-09 |
| Episode 47 | "The Guitarist Amplification" | Mark Cendrowski | 9-Nov-09 |
| Episode 48 | "The Adhesive Duck Deficiency" | Mark Cendrowski | 16-Nov-09 |
| Episode 49 | "The Vengeance Formulation" | Mark Cendrowski | 23-Nov-09 |
| Episode 50 | "The Gorilla Experiment" | Mark Cendrowski | 7-Dec-09 |
| Episode 51 | "The Maternal Congruence" | Mark Cendrowski | 14-Dec-09 |
| Episode 52 | "The Psychic Vortex" | Mark Cendrowski | 11-Jan-10 |
| Episode 53 | "The Bozeman Reaction" | Mark Cendrowski | 18-Jan-10 |
| Episode 54 | "The Einstein Approximation" | Mark Cendrowski | 1-Feb-10 |
| Episode 55 | "The Large Hadron Collision" | Mark Cendrowski | 8-Feb-10 |
| Episode 56 | "The Excelsior Acquisition" | Peter Chakos | 1-Mar-10 |
| Episode 57 | "The Precious Fragmentation" | Mark Cendrowski | 8-Mar-10 |
| Episode 58 | "The Pants Alternative" | Mark Cendrowski | 22-Mar-10 |
| Episode 59 | "The Wheaton Recurrence" | Mark Cendrowski | 12-Apr-10 |
| Episode 60 | "The Spaghetti Catalyst" | Anthony Rich | 3-May-10 |
| Episode 61 | "The Plimpton Stimulation" | Mark Cendrowski | 10-May-10 |
| Episode 62 | "The Staircase Implementation" | Mark Cendrowski | 17-May-10 |
| Episode 63 | "The Lunar Excitation" | Peter Chakos | 24-May-10 |
