 Deciding his only way out is as Big Head, Stan puts the mask back on and kills multiple cops during his escape in addition to causing a great deal of property damage.He returns home as Big Head and removes the mask, preparing to leave the city; only to be shot in the back and killed by Kathy now wearing the mask, who figured out the identity of Big Head and donned the mask while Stan's back was turned after he took it off.Kathy takes the mask to Lieutenant Kellaway for safe-keeping.