As Vaniver said, the hat was not recalling something it had said to McGonagall in the past, it called her an “impudent youngster” right then and there and asked Harry to transfer the message.
(Calling a 70-year old woman “youngster” is after-all funnier than calling a 11-year old girl such)
As Vaniver said, the hat was not recalling something it had said to McGonagall in the past, it called her an “impudent youngster” right then and there and asked Harry to transfer the message. (Calling a 70-year old woman “youngster” is after-all funnier than calling a 11-year old girl such)