After unlocking many guns go back to the first chapter and when u pick your gun from the locker u still have the first gun the game gives u when u first played the game, play on hard mode, its pretty fun.
Happened to me about 2 hours ago trying to find that damn 4th chaos emera- I mean last billboard. EDIT: 666th post, I am a totes dead protoform, repost this to 42 other threads or Kiss Players will be in your dreams tonight.