| Season 4 | 2005-06 | 8.8/10 | ||
| 1 | North by North Quahog |
 |
7.5 | |
| 2 | Fast Times at Buddy Cianci Jr. High |
|
7.5 | |
| 3 | Blind Ambition |
 |
9.0 | |
| 4 | Don't Make Me Over |
|
6.8 | |
| 5 | The Cleveland–Loretta Quagmire |
|
8.5 | |
| 6 | Petarded |
 |
6.0 | |
| 7 | Brian the Bachelor |
|
7.2 | |
| 8 | 8 Simple Rules for Buying My Teenage Daughter |
|
6.8 | |
| 9 | Breaking Out Is Hard to Do |
|
6.9 | |
| 10 | Model Misbehavior |
|
8.0 | |
| 11 | Peter's Got Woods |
|
8.2 | |
| 12 | Perfect Castaway |
|
8.3 | |
| 13 | Jungle Love |
|
8.5 | |
| 14 | PTV |
|
9.6 | |
| 15 | Brian Goes Back to College |
|
7.3 | |
| 16 | The Courtship of Stewie's Father |
|
8.6 | |
| 17 | The Fat Guy Strangler |
|
7.4 | |
| 18 | The Father, the Son, and the Holy Fonz |
|
9.3 | |
| 19 | Brian Sings and Swings |
|
8.7 | |
| 20 | Patriot Games |
|
8.4 | |
| 21 | I Take Thee Quagmire |
|
7.8 | |
| 22 | Sibling Rivalry |
|
8.3 | |
| 23 | Deep Throats |
|
7.8 | |
| 24 | Peterotica |
|
7.1 | |
| 25 | You May Now Kiss the... Uh... Guy Who Receives |
|
7.2 | |
| 26 | Petergeist |
|
7.6 | |
| 27 | The Griffin Family History |
|
8.1 | |
| 28 | Stewie B. Goode |
|
6.5 | |
| 29 | Bango Was His Name, Oh! |
|
6.5 | |
| 30 | Stu and Stewie's Excellent Adventure |
|
6.5 |