I didn't care for this particular episode and hope that the show doesn't use the same template. I mean, hey, we've got a clear suspect! Only, he'll be exonerated (for a while) in the next episode (after 50 or so minutes), because we've got a new clear suspect!
That rabbit is crazy; I'm Brian Waters!
Kotter: "You are lucky I'm truly not the vindictive or psycho type...I'd be careful from now on, and I'd just back the hell off if I were you....otherwise, the Mizzou "extension office" life might get exciting"
Kotter: "You're just gay. G-A-Y. Gay."