Undergrounded
| Episode Number | 12 |
|---|---|
| Season | 18 |
| Aired | 2020-02-23 |
| Overview | Peter secretly gets a credit card and overspends the family money, so Lois grounds him. To plan the perfect escape, he builds a tunnel leading directly to The Drunken Clam. |
| Runtime | 22 minutes |
| Absolute Number | 341 |
| Finale Type |