A demo version of In the End, originally with its working title known as "Untitled", is featured on the album as well, only titled as "In the End (Demo)", just before the single version itself with a slight change of lyrics in the version before the final version and its lyrical text became different.
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The album includes the demos of the songs like "What I've Done" and "Robot Boy" from their studio albums, Minutes to Midnight and A Thousand Suns respectively.
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Before Meteora in 2003, and after their first studio release of Hybrid Theory, a few demos for the track began during their first documentary DVD Frat Party at the Pankake Festival (2001), plotting about the old times after the first album is released in 2000.
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Before Minutes to Midnight in 2007, and after the second debut release of Meteora, the album features demos of songs, such as What I've Done as the "Original Demo" to the song, entitled as "Bang Three (What I've Done Original Demo)", recorded and released in the album before the final version of What I've Done is featured and recorded on Minutes to Midnight, charting the song as the first single on the charts.
London Underground | The Velvet Underground | Underground Railroad | underground | Underground | Underground music | Tony Hawk's Underground | Notes from Underground | Need for Speed: Underground | Weather Underground | underground music | Underground Ernie | underground railway | Lords of the Underground | Loaded (The Velvet Underground album) | Global Underground | Underground Zerø | Underground press | underground press | Underground comix | underground comix | Tony Hawk's Underground 2 | The Velvet Underground & Nico | Polish Underground State | Paisley Underground | National Socialist Underground | Children of Albion: Poetry of the Underground in Britain | Vol 1: The Aural Underground | Underground Resistance (band) | Underground Resistance |