- You're absolutely right. There's no Christmas in the Army, Captain.
- Yes, sir.

7 seconds sound clip from the White Christmas (1954) movie soundboard.

You can hear this line at 00:02:26 in the Blu-ray version of the movie.

Quote context

[...]

- Stop the Jeep, Sergeant.

- What's this all about, Captain?

- A little entertainment for the men, sir. Tonight's Christmas Eve.

- These men are moving up tonight, General.

- They should be lined up for full inspection.

- You're absolutely right. There's no Christmas in the Army, Captain.

- Yes, sir.

- There's always a slip-up or two during a change in command. The men get a little loose.

- I know I'm leaving them in good hands.

- Thank you, General.

- Sergeant, take me to headquarters immediately.

[...]