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- Free Cowboy Hats · 2008
- Free Cowboy Hats · 2008
- Free Cowboy Hats · 2008
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- Free Cowboy Hats · 2008
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- Best of Synthesizer Hits (Deluxe Edition) · 2005
- Best of Synthesizer Hits (Deluxe Edition) · 2005
- Best of Synthesizer Hits (Deluxe Edition) · 2005
- Best of Synthesizer Hits (Deluxe Edition) · 2005
- Best of Synthesizer Hits (Deluxe Edition) · 2005