That's what my sister said on the way to the Grand Canyon.

5 seconds sound clip from the Joe Dirt (2001) movie soundboard.

You can hear this line at 01:05:20 in the Blu-ray version of the movie.

Quote context

[...]

- It's like the cartoons. I'm seein' all tweet-tweet.

- Joe, what can I do for you? You're not makin' any sense.

- Not makin'? Not makin'?

- That's why Dad named you Joe Dirt instead of Nunamaker!

- Nunamaker! Nunamaker!

- That's what my sister said on the way to the Grand Canyon.

- My last name's Dirt, her last name's Nunamaker!

- That's my parents' last name!

- I checked my list of Rambler wagons, and there it was, Nunamaker.

- Baton Rouge, Louisiana.

[...]