3:43 Liu, Khouri, Schillist - Sounds Of The Underground 3:55 In The End x Sounds Of The Underground (Schillist Mashup) 3:43 Liu, Khouri, Schillist - Sounds Of The Underground (Official Audio) 5:27 Northbound - Northbound Sound [Zed Bias dark dub remix] 7:54 HITHOUSE - Jack To The Sound of The Underground 4:35 10 Alpha State of Mind - Sound of the Underground (Girls Aloud Cover) 6:16 Nhoah, Lulu Schmidt - The 5th String (Original Mix) [R.O.T records] 4:55 Girls Aloud - Sound of the Underground (Extended Version by CHTRMX) 3:49 Sound of the Underground - Girls Aloud Guitar Cover 3:55 Northbound & Down 'Sound Of The Underground' (Official Music Video)