You should clean your dirty dishes.
Penny is cleaning the house today.
Penny wants to relax and watch t.v.
Penny cleans up the house then does the dishes after that she sits down to relax and watch t.v.
Penny cleans up a bit but then decides to skip doing the dishes and sits down to relax and watch t.v.
Penny's house is clean and no bugs come in her kitchen.
The dirty dishes sit there and bugs start crawling all over them and her kitchen.