- Allusion to the Book of Isaiah, Chapter 21:11-12
* "Stairway to Heaven" by Led Zeppelin
- Allusion to the Book of Revelation, Chapter 4:1-11
* "Kashmir" by Led Zeppelin
- Allusion to the poem "The Waste Land" by T.S. Eliot
* "Hotel California" by the Eagles
- Allusion to the Book of Revelation, Chapter 18:2
* "Dark Side of the Moon" by Pink Floyd
- Allusion to the works of William Shakespeare, particularly "The Tempest"
* "Bohemian Rhapsody" by Queen
- Allusion to the opera "La bohème" by Giacomo Puccini
* "The Wall" by Pink Floyd
- Allusion to the story of Orpheus and Eurydice from Greek mythology
* "Strawberry Fields Forever" by the Beatles
- Allusion to the Salvation Army children's home in Liverpool, England, where John Lennon and his friends used to play