It's not Kmart.
3 seconds sound clip from the Rain Man (1988) movie soundboard.
You can hear this line at 01:37:06 in the Blu-ray version of the movie.
Quote context
[...]
- You like her, Ray? You think she's pretty?
- He did a great job on that suit. You don't realize how good you look.
- How could you not like that suit? You look fantastic, Ray. How can you not like that suit?
- I'm gonna let you in on a little secret. Kmart sucks. Okay?
- There you go, Ray. It's the high rollers' suite. This is for you.
- Ever seen a room like this before?
[...]