If you want to trail along for a while, I'll tell you why.

3 seconds sound clip from the Flaming Feather (1952) movie soundboard.

You can hear this line at 00:53:43.120 in the DVD version of the movie.

Quote context

[...]

- Wait a minute, Lieutenant.

- An officer always pays his debts.

- Lieutenant, I wouldn't be so all fired quick to do that if I was you.

- What do you mean?

- Well, I'm not altogether sure that the man we buried this morning was the Sidewinder.

- If you want to trail along for a while, I'll tell you why.

- Sergeant, get this troop saddled up.

- You're not so bad for a civilian.

- Prepare to mount! Mount! (2)

- Well, then, according to what you tell me, Mr. McCloud, if Jeb Weaver sticks to his story that Tombstone was with him for the last 10, 12 days, that'd prove Tombstone couldn't be the Sidewinder.

[...]