Why not? If the shit fits, wear it!
4 seconds sound clip from the The Blues Brothers (1980) movie soundboard.
You can hear this line at 01:26:19 in the Blu-ray version of the movie.
Quote context
[...]
- Otherwise, I've gotta call Mr. Ronzini at the Holiday Inn and get our old gig back.
- Listen, they want us to pay for the beer we drank. So you guys better split.
- The next gig is gonna be dynamite! Huge! You'll see.
- I say we give The Blues Brothers just one more chance.
- Why not? If the shit fits, wear it!
- Hey, man. Don't worry. We got a couple of days.
- We'll get the Penguin's tax money.
- I mean, look. We got an appointment to see Mr. Sline tomorrow.
[...]