Achievements :
5:55 My first day here : Take the camera
23:47 Alaska : Find the cowboy hat
39:17 Why not? : Find the tray hat
45:13 Fashion Victim : Equip a hat over the protective suit
47:56 The company : Collect all documents
52:09 The scientist : Listen to all cassettes
53:19 The end of something : Finish the game
56:03 Everything can be a ball : Dunk an object inside the lobby lamps
59:20 The Hunt : Find the hyena ears
59:44 The fool : Try all the hats

Have fun !