| The Proof is in the PJs | |
|---|---|
| Season Two, Episode Nine | |
| Air date | July 11, 1985 |
| Written by | Mark Masuoka |
| Directed by | Joel Zwick |
| Episode guide | |
| Previous Donald's Old Flame | Next A House Divided |
Joe becomes the over-reactive father when Penny decides to move in with her boyfriend, Tyler, who proceeds to beat Joe in a duel of wits.
