5- Oh, Stewardess. I speak jive.
Ok, this made me laugh out loud. I

Airplane! and I think just about every line from it is worth repeating.
Looks like I picked the wrong week to quit amphetamines.
"The snozzberries taste like snozzberries!" - Super Troopers
I haven't seen Super Troopers enough to quote it, but that was originally from Charlie and the Chocolate Factory.
They had Patrick Swayze's special on Biography the other night and he was saying how much he absolutely hated that line. He argued for hours with the director over it since he didn't want to do it and thought it sounded stupid.
It is stupid, probably the most poorly written line in the whole darn thing. But also iconic, so I'm glad it's in there.
I had another one that I thought "I have to add this" but I can't remember so here's some others.
Surely you can't be serious.
I am serious. And don't call me Shirley. -Airplane!
There's a sale at Penny's! -Airplane!
You're leading two things right now, Jack and S#!t, and Jack left town. -Army of Darkness
It's a fiendish thingy! -Help!
So I got that going for me, which is nice. -Caddyshack
Look kids, Big Ben! Parliment! -European Vacation
Seven years of college down the drain. -Animal House
You were the best in your row. -Ghostbusters