Captain Stottlemeyer: So how did you know?
Adrian Monk: Little things. They began to add up. When I first met her, she mentioned her aunt in Texas. She pronounced it "ant." This morning, she said...
Marilyn Brady: "My aunt is flying in tomorrow."
Adrian Monk: And the fingernails. Two days ago, she was biting them. This morning they were long and perfectly manicured.