‘One small step for man, one giant le–What the fuck is that? Oh my god! Get the gun! … What do you mean there’s no gun? Why wouldn’t they give us a g–AAAUGH!’
“As the first human to have ever set foot on this planet, I herby pronounce myself as Eminent Ruler and Supreme Chancellor over all who set foot here, and declare Mars a sworn enemy of the planet Earth! My subjects, prepare the Death Rays! No, no no… Not the 1920s style… The newer models. Good God.”
“And on this special episode of Mythbusters, we’ll be investigating the movie Total Recall.”
<pop>
“Dammit, Gilligan! Some three hour tour THIS turned out to be.”
“Better luck this time, Mr Gorsky.”
“Whaddaya mean our luggage went to Saturn??”
I know what I would say, but after I got back it would ensure that I never, ever, went into space again. Still, it might be worth it.
"OMFG . . . Bradbury was right!
Aaaaaaaaaaaaaaaaaaaaaaaargh!"
“Jeez, what a dump!”
“That’s one small step for a woman…”
How about, “That’s one small step for an elderly handicapped black jewish lesbian vegatarian redheaded Belgian dwarf…”.
…Well, don’t leave us hanging! 
First!!!
“Mars, booyah! Feed your wild side with Jack Link’s beef jerky!”
Dejah Thoris, I’m home!
Anybody hungry? Oh, the marvels of American science. Here we are millions of miles from earth, and we can still send out for pizza.
“I can see Russia from here!”
Well this sure ain’t the kind of place to raise a kid. In fact it’s cold as Hell.
Holy shit!
: opens phrasebook :
“My hovercraft is full of eels!”