Harry Potter and the Half Blood Prince's relevance to canon can be summed up by the song "Melissa". Discuss.

( lyrics here )

Well, at least now I can finish off that HP/FMA crossover...

Tom pricked his finger and carefully drew the circle, dark red blood staining the cream-yellow sheets. After he was satisfied with the array's appearance, he turned back to Elric's journal.

Yes, that Tom, and yes, that Elric. WIP. Whoo ha.