Audio removed - check this track out at:br br ---br br Portal 2 Soundtrack: Songs To Test By (Collectors Edition)br br br br DISC 2: Songs to Test By – Volume 2br 13 - Music of the Spheresbr br --br br AwesomeVGM #003br Disc #02br Track #13br br --br br Last title: Playlist: Next title: br --br br Catalog Number: IPC-134br Release Date: Oct 30, 2012br Publish Format: Commercialbr Media Format: 4 CD, Digitalbr Classification: Original Soundtrackbr Publisher: Ipecac Recordingsbr br ---br br Created with Adobe Photoshop and Adobe Premiere Probr The copyrights are held by their respective owners.