"Beat Block Galaxy (Extended Mix) - Super Mario Galaxy 2" is a high quality rip of the extended mix of "Beat Block Galaxy" from Super Mario Galaxy 2.
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This is an arrangement of "Insomnia 2.0 (Avicii Remix)" by Faithless using the instruments of the advertised track, with the vocals of "Insomnia 2.0 (Avicii Remix)" mashed up as well.