- Go into your closet in your Online Apartment.
- Remove your T-Shirt and Watch, then exit the closet.
- Enter your closet again and select Suit Jacket, and select the "Black Suit Jacket"
- Now go to the T-shirts and find the one with the Logo you want.
- Next go to the Watches and hover over one(DO NOT select one).
- While hovering over the watch, press "Start" and the back out of the pause menu(press O or B).
- Now you should be standing there in a Black T-shirt with your desired Logo on it, ENJOY!
Credit: Thanks to SeaWallTx for sharing this!