Brian in Love

When mysterious urine stains begin appearing around the Griffin house, Brian blames Stewie. This makes Lois believe Stewie is ready to be potty-trained. Outraged at being falsely accused, Stewie refuses to be trained. After a mishap a the grocery store, it becomes aware that Brian is actually the carpet wetter, and Stewie has no trouble rubbing it in. Brian then goes to see his psychologist, who tells him that he is in love...with Lois.