I was afraid.

4 seconds sound clip from the Christmas Vacation (1989) movie soundboard.

You can hear this line at 01:13:09 in the Blu-ray version of the movie.

Quote context

[...]

- My bonus.

- Oh!

- That's great!

- Open it, Clarkie. Open it.

- Yeah, I hope it's a fortune, Clark.

- I bet you do, Eddie.

- I was afraid.

- Are you gonna bawl all over it, or are you gonna open it?

- I was gonna wait till tomorrow to tell you all this, but what the heck.

- With this bonus check, I'm putting in a swimming pool.

(ALL CHEERING)

[...]