In the episode. He can say anything he wants to say to a friend to listen rather than speak to parents open mind perhaps this is something that shows that he's grown.
In the third, they say anything you want to say to your friend. Than to open your mind to talk to parents. Perhaps this is something that shows that he was older.
At that time, he can say anything they want to say to my friends. Rather than opening up to my parents. Perhaps this is what shows that he has grown up.