"Hey guys, guess what? I'M A WOMAN!"
Kit: "Is that why there is no bulge in the spandex?"

Heero: "I will kill you."
Relena: "Sure..."
Heero: "I will kill you."
Relena: "Riiight..."
Heero: "I will kill you."
Relena: "Whatever..."
BANG!
Heero: "OH MY GOD! I KILLED HER!"

"I say this with all my heart, I love you, Peacecraft. Will you marry me, Milliardo?"

"Well, mine is the size of a ruler!"

::Heero on the phone::
"Dr. J, I was just calling to tell you that I am gay."
::pause for response on other end::
"What? What do you mean you want to date me?"
::pause::
"What the hell? What do you mean I have marry your first born son now?!"

"HEY LOOK! I can fit this tampon up my nose!!!!"

Duo

"I am agreeing with Relena. Peace is the way. Her and I are going to fly to Tibet, shave our heads and find our inner peace."
Kit: NOOOO!!!!

"Damn button! Why won't you self-destru..." BOOOM!

"Lady Une, I wanna ride you hard!"
later...nurses a broken nose courtesy of Treize

Dorothy

"Hey, Quinze! I wanna li-li-li-lick you from your head to your toes!"
Kit: Eww! Datz gross!

"No, Miss Relena, war is not the answer to the people's problems. Peace is always the solution. But, if that doesn't work out, there's always Jerry Springer! Jerry! Jerry!"

"What do you mean my eyebrows aren't fashion statements?
::pause::
"Wait, what's wrong with my eyebrows?"

Treize

"Lady, I am sick an tired of your personality changes. Either you fix your hair or you're fired!"

"You know, I've always secretly admired Pansies..."

"Maybe I should change the whole roses thing; people might think I was trying to copy Mamoru! Oh cruel Fate!"
Note: Mamoru=Darien (from Sailor Moon)