Definitely when Kermit "fires" Miss Piggy. I literally ROLL on my bedroom floor in need of professional help whenever I see this episode!
Scooter: Congratulations Chief!
Kermit: On what?
Scooter: Well, that photographer said that you were going to be on the cover of that big gossip paper, Tongue Magazine!
Kermit: (gasp)
Scooter: Yeah, that found out that you and Miss Piggy were secretely married last year in Vegas!
Kermit: What?! Piggy?! PigGY?!!
Piggy: Yes, yes mon cheri?
Kermit: Piggy have you been planting items about us in the gossip papers again?
Piggy: Um, ugh, what would make you think a thing like that?
Kermit: That photographer! He was from Tounge Magazine!
Piggy: Oh, um, well maybe a teeny, tiny item!
Kermit: It was a cover story about us being secretly married!
Piggy: That is a slight exaggeration!
Kermit: THAT'S A BALD FACE LIE PIGGY! I WILL NOT STAND AROUND WHILE YOU DO DUMB THINGS LIKE THAT PIGGY! YOU HAVE DONE THAT TO ME TOO MANY TIMES PIGGY! I WILL NOT STAND FOR IT! I WILL NOT STAND FOR IT!
Piggy: Well, what are you going to do?
Kermit: I TELL YOU WHAT I AM GOING TO DO PIGGY, I AM GOING TO FIRE YOU! PIGGY YOU ARE FIRED! YOU ARE FIRED! YOU ARE FIRED PIGGY, YOU ARE FIRED! FIRED!
Piggy: You are kidding!
Kermit: I AM NOT KIDDING!
Piggy: But, I'm in the next number!
Kermit: I WILL CANCEL- C- C- (pushes button) CANCEL THE NEXT NUMBER!