What’s on Harry Potter’s iPod?

With the stateside debut of the final "Harry Potter" film, "Harry Potter and the Deathly Hallows: Part 2," this Friday (July 15), HP fanatics are asking themselves, "What do we do now?" As for us here at Billboard.com, after sitting through seven (and soon to be eight) Potter films that featured regal yet haunting musical scores by John Williams and Alexandre Desplat (among others), we're left wondering what Harry's main jam is. The songs that pumped him up for the big Quidditch matches, or gave him the strength to face He Who Shall Not Be Named -- or at least what he listened to while trudging through his Defense Against the Dark Arts homework. We're putting aside the fact that in J.K. Rowling's books, Harry was born in 1980, not pinning down his musical choices to any specific era. Read on to hear a choice (and telling) selection of songs from the iPods of Harry Potter, Hermione Granger, Ron Weasley and Draco Malfoy, or at least what we imagine them to be....