Acid 90's Zuur.. Universal Indicator – Dark Angel (Aphex twin) http://www.youtube.com/watch?v=WylXHWCmsYs&w=420&h=315
Acid 90's Zuur… Universal Indicator Red – A4 – A5 (Aphex Twin) http://www.youtube.com/watch?v=GP8rRijesIs&w=560&h=315
Acid 90's Classic acid: Acid Junkies – Another 7 http://www.youtube.com/watch?v=eY4HS8Nosgg&w=420&h=315
Acid 90's Classic acid: Acid Junkies – Bahnburner http://www.youtube.com/watch?v=Nj__gvD75Ck&w=420&h=315
Acid 90's Classic acid: Solid State – Headache http://www.youtube.com/watch?v=Bjefa6kNbbw&w=560&h=315