Put no disk in your PS@ and restart it. click on settings and change the time to
3:00 am .Go to metropolis and defeat the first few thyrranoids. breah the glass on the left with your wrench and go through it. you will be in another room. Break the glass on the left again and run through it. get out the flux rifle (splitter rifle) and zoom in on the clock tower and see what time it is (the time is based on the settings). go through the teleporter(you don't need to know where it is) and you will fly to insomniac mueseum!