Good concept well implemented

In itself it is ingenious: Why does a CD by a group buy, which had only one hit but somehow it is a pity that you do not have this hit in his collection! This sparked Uli Wenger already fourteen times with his brimming double CDs with just edge full booklet with information.
Remarkably, no drop in quality is to be noted even after all these volumes, keeps popping up on the same amount of real crackers that do not want to miss it, so it is a pity that Uli Wenger now but wants to stop.
ENCORE!