Priori Incantatem is the first double

Double album

A double album is an audio album which spans two units of the primary medium in which it is sold, typically records and compact discs....

 and compilation album

Compilation album

A compilation album is an album featuring tracks from one or more performers, often culled from a variety of sources The tracks are usually collected according to a common characteristic, such as popularity, genre, source or subject matter...

 from wizard rock

Wizard rock

Wizard rock is a genre of rock music that developed between 2002 and 2004 in the United States. Wizard rock bands are characterized by their performances and humorous songs about the Harry Potter universe. Wizard rock initially started in Massachusetts with Harry and the Potters, though it has...

 and indie rock

Indie rock

Indie rock is a genre of alternative rock that originated in the United Kingdom and the United States in the 1980s. Indie rock is extremely diverse, with sub-genres that include lo-fi, post-rock, math rock, indie pop, dream pop, noise rock, space rock, sadcore, riot grrrl and emo, among others...

 band, Harry and the Potters

Harry and the Potters

Harry and the Potters are an American alternative rock band known for spawning the genre of wizard rock. Founded in Norwood, Massachusetts, the group is primarily composed of Joe and Paul DeGeorge, who both perform under the persona of the title character from the Harry Potter book series...

. It was released by record label Eskimo Laboratories in May 2009. The album is a collection of the band's previously unreleased songs, compilations appearances, songs from their out-of-print EPs, remixes and demos. The first disc was released on the CD format and for digital download, whereas the second disc was released exclusively on the CD format.

Disc one

• All songs by Paul and Joe DeGeorge, except "The Cave", written by Darius Wilkins.

1. "Problem Solving Skillz (2002 Demo)" – 1:56
2. "New Wizard Anthem (Club Mix)" – 1:49
3. "The Blood of a Prince" – 3:01
4. "Sectumsempra" – 0:27
5. "Horcruxes" – 2:21
6. "Don't Believe It" – 3:59
7. "The Forbidden Forest Hockey League" – 1:55
8. "The Hogwarts Tonsil Hockey Team" – 0:58
9. "My Teacher is a Werewolf (Rock Version)" – 0:46
10. "The Stone" – 1:21
11. "Let's Drink to Aragog" – 2:31
12. "The Cave" – 2:56
13. "Vernon Dursley" – 0:46
14. "Bacon" – 2:05
15. "Maybe Kreacher Will Bring Me a Sandwich" – 1:35
16. "My New School" – 0:37
17. "Unicorn Blood" – 1:06
18. "Touch the Brains" – 0:32
19. "Bertie Botts" – 1:02
20. "Diagon Alley" – 0:28
21. "The Wrath of Hermione" – 1:46
22. "It Ain't Easy" – 10:10

Disc two

• All songs by Paul and Joe DeGeorge.

1. "Save Ginny Weasley" – 3:06
2. "These Days are Dark" – 3:41
3. "Rocking at Hogwarts" – 0:21
4. "Problem Solving Skillz (Skillz to Pay the Billz)" – 1:59
5. "The Godfather, Part II" – 3:02
6. "Stick it to Dolores" – 1:38
7. "The Missing Arm of Viktor Krum" – 1:43
8. "Smootchy Smootchy Pukey Pukey" – 1:48
9. "Monkey Suit" – 3:18
10. "This Book is so Awesome" – 0:26
11. "Platform 9 and 3/4" (Dutch Version) – 0:44
12. "Hermione Screws up the Polyjuice Potion" – 0:29
13. "Hagrid" – 0:20
14. "Phoenix Tears" – 1:22
15. "Ridin’ in the Night" – 1:04
16. "Phoenix Song" – 5:55