At their neighbors' house, Carol prepares coffee in the kitchen. She makes filter coffee and puts a can of water under the filter. You have to pour water in the machine to warm it up and then go through the filter. The can will be filled with coffee in the end.
At their neighbours house, Diane Keaton prepares coffee in the kitchen. She makes filter coffee and puts a can of water under the filter. You have to pour water in the machine to warm it up and then go through the filter. The can will be filled with coffee in the end.
When they review the plot for the perfect murder, they all agree that Mr. and Mrs. House stood to gain if the "other woman" died. However, then it doesn't make sense for Mrs. House and the other woman to switch identities, pretending that Mrs. House died instead.