You're browsing the GameFAQs Message Boards as a guest. Sign Up for free (or Log In if you already have an account) to be able to post messages, change how messages are displayed, and view media in posts.
If you do the Club Management thing and finish a whole night, you'll get told to run some task for one of the club goers. Maybe you get rid of the paparazzi, etc. Anyway if you finish one of those tasks, the game will save and you'll still have on the black suit. Now when you go back to your safehouse, the black suit will be in the closet.