[imomio]

Im not sure about that one ://

"Do you understand the words that are coming out of my mouth?!??!"

[movieguru]

"No man don't no one understand the words commin' outta your mouth..." xD

Rush Hour

"First day as a woman and I'm already experiencing hot flashes..."

[amy_2526]

Mrs. Doubtfire

"Here's looking at you, kid"

[compactdisc27]

Casablanca

Try this one:
"I hate Illinois Nazis."
(Being from Illinois, this quote is a personal favorite!)

[banana_muffinz]

The Blues Brothers.

"I'll be back."
(Lol. Easy.)

[punkgrl33]

"Never Let Go"
Titanic

[compactdisc27]

Terminator

"INCONCEIVABLE!....You keep using that word. I do not think it means what you think it means."

And umm....punkgrl33, you might want to read the rules...

[banana_muffinz]

The Princess Bride.

"...Bond. James Bond."
(Really obvious one =P)

[compactdisc27]

Ummm...James Bond....

"She's got huge...tracts of land!"

[movieguru]

Monty Python and the Search for the Holy Grail

"Surfin' middle america, rippin' the fields! Ahoo Ahoo!"

or

"Steven Tyler Pjs... Steven Tyler Pjs..."