When at the Den, after completing your initial tasks at the Mall and TV Station, you can walk around and explore. It's possible to open the mini fridge there. Go by the river and there is a yellow traffic cone with a blue box on top of it. If you use this box, you will get a key out of it. You can use that key to open the mini fridge in the dumpster. This is totally pointless, and the mini fridge is full of a bunch of very old and moldy food, but it's still a nice little touch. Add
Did You Know?
Guess the developers weren't fans of the Teenage Mutant Ninja Turtles: In the sewer beneath the stadium there's a tunnel near the elevator exit that takes you to a small dead end with a special rat standing atop some pizza boxes and surrounded by four hopping, masked turds. Their names? "King Rat" and the "Ninja Turds".