My advanced students know most of the useful idioms and expressions so now I’m moving on to some interesting pop-culture stuff like movies and lyrics that most westerners are familiar with.
Of course, I tell my students that most of these quotations are used in conversation for humorous effect.
Can you add to this list?
Houston, we have a problem.
Hasta la vista, baby! [dated?]
I’ll be back!
Beam me up, Scottie. [ok that was never actually said, but…]
Go ahead - make my day.
We’re not in Kansas anymore, Toto.