《13》Bad Luck
Their first night in Hawaii had been rough. Perry's foot got trapped in the door, his tail got trapped in a mouse trap, and now he had gotten his tail trapped in the bedroom door that he and Doof were sharing. Whimpers and hiccups left the platypus and comforting words spoken by the man as he held his best friend in his arms. It seemed to Doofenshmirtz that Perry was the one who was having bad luck tonight.