The album was recorded at Chateau du Pape and Crazy Cat studios in Hamburg and at Mi Sueno studio in Tenerife. It was produced and mixed by Tommy Hansen at Chateau du Pape and mastered by Ian Cooper at Metropolis, London.
Hanson have been known to use the album introduction as an entrance to their concerts.
Lavdate Dominum was written as a tribute for the band's dedicated fans in Spain, South America and other Catholic countries.
Midnight Sun is about the ending of a bad relationship.
The cover was inspired by The Smurfs, with Gargamel changed for the witch and the Smurfs for pumpkins.
As opposed to the more benign-looking pumpkin used on previous albums, a sinister-looking pumpkin is used to represent the "o" in the "Helloween" logo. Albeit with a few minor tweaks, it is still currently in use.