The 2003 Approximation
| Episode Number | 4 |
|---|---|
| Season | 9 |
| Aired | 2015-10-12 |
| Overview | Leonard and Penny finally move in together leaving Sheldon very upset with this big change in his life and wishing he could go back to a time when he had no emotions in 2003 before he met Leonard. Raj, Howard and Stuart attempt to form a band. |
| Runtime | 25 minutes |
| Absolute Number | 187 |
| Finale Type |