- Just happen to have a slam-bang finish, sir.
- Yes, sir.

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

You can hear this line at 00:07:20 in the Blu-ray version of the movie.

Quote context

[...]

- He'll have you standing inspection night and day. You may even learn how to march.

- And if you don't give him everything you've got, I may come back and... fight for the enemy.

- Merry Christmas.

- Merry Christmas.

- Well, I guess all I can say is how much I... What a fine outfit.

- How am I going...? Don't just stand there. How do I get off?

- Just happen to have a slam-bang finish, sir.

- Yes, sir.

- We'll follow the old man wherever he wants to go, long as he wants to go opposite to the foe.

- We'll stay with the old man wherever he wants to stay, long as he stays away from the battle's fray.

- Because we love him, we love him, especially when he keeps us on the ball.

- And we'll tell the kiddies we answered duty's call with the grandest son of a soldier of them all.

[...]