User blog comment:Harrypottercatlover/Ask Iva anything/@comment-3134317-20151230231826/@comment-27263600-20151230232107

Whoa, that's a hard one. Probably when there is the whole thing in the third book with Lupin and Wormtail and escaping Sirius, but the moment in "kings cross" with Dumbledore in the seventh book comes pretty close. :)