If you try any preversions in there, I'll blow your head off.

5 seconds sound clip from the Dr. Strangelove movie soundboard.

You can hear this line at 01:10:51 in the Blu-ray version of the movie.

Quote context

[...]

- I don't want to talk to him, Colonel. I've got to talk to him.

- And I can assure you, if you don't put that gun away and stop this stupid nonsense...

- The Court of Inquiry on this'll give you such a pranging, you'll be lucky if you end up wearing the uniform of a bloody toilet attendant!

(jet passes)

- Okay. Go ahead. Try and get the president of the United States on the phone.

- If you try any preversions in there, I'll blow your head off.

- Operator? This is Group Captain Lionel Mandrake. I'm speaking from Burpelson Air Force Base.

- Look, something very urgent has come up and I want you to place an emergency person-to-person call with President Merkin Muffley in the Pentagon, Washington, DC.

- Uh Burpelson 39180.

- No. I'm perfectly serious, Operator. The president. Yes, the president of the United States.

[...]