- Watch it, Jack. He killed Mozart.
- In a movie?
- Amadeus. It won eight Oscars.

10 seconds sound clip from the Last Action Hero movie soundboard.

You can hear this line at 00:33:59 in the Blu-ray version of the movie.

Quote context

[...]

- I know. The Vivaldi mob is joining forces with the Torellis.

- Damn it, Jack, how do you do that?

- Well, I'm not parked behind a desk all day eating those donuts.

- Those are government donuts, my friend. It's not easy work. I got to call DC.

- Good for you.

- Watch it, Jack. He killed Mozart.

- In a movie?

- Amadeus. It won eight Oscars.

- I saved his life in Nam. I'll make sure to be on the lookout. Thanks.

- Now, no more movies!

- Slater!

- I got the city council chewing my eggs off for that plane you crashed!

[...]