After having sex, Bob goes downstairs to get a beer for Lynda, and is killed by Michael, who then poses as him in a ghost costume and confronts Lynda, who teases him, to no effect.
After having sex, Bob goes downstairs to get a beer for Lynda, but Michael stabs him with a knife, pinning him to the wall. Michael then poses as him in a ghost costume and confronts Lynda, who teases him, to no effect.