i find all puzzle pieces, but i don''t know how to put them on the door. help please!

ARMY TOOL-UNDER DESK KEY-SINK DRAIN HAMMER-3RD CABNIT I-USE TOOL ON VENT SCREWS AND LIFT II-HAMMER THE MIRROR III-MOVE PILLOW ON BED IV-HAVE V-ON DOOR PANNEL VI-USE KEY IN 1ST CABNET VII-LOOK AT BED AND CLICK UNDER IT VIII-CLICK FRONT OF BED AND CLICK WALL AT LOW RIGHT CORNER IX-CLICK SMILEY PICURE ON LEFT DOOR PUZZLE______________________ VI-I-VII VII-V-III II-IX-IV

i cant find this piece. it''s the last one i need. VIII. anybody know where it is??

BALLS

I''m waitingggggggg......HELP ME!!!