▁lyr ical ▁layer ▁has ▁improved , ▁and ▁the ▁perform ers ▁are ▁increasing ly ▁avoid ing ▁the ▁play back ▁singing . ▁ ▁At ▁the ▁same ▁time , ▁some ▁of ▁the ▁older ▁generation ▁featured ▁perform ers ▁took ▁part ▁in ▁the ▁creation ▁of ▁main stream ▁disco ▁pol o ▁or ▁used ▁on ▁its ▁popular ity ▁( e . g . ▁Jan usz ▁L ask owski , ▁Mar l ena ▁Dro zd ow ska , ▁Boh dan ▁Sm ole ń , ▁And r zej ▁Ros iew icz , ▁Stan ▁T ut aj , ▁Mare k ▁K ond rat , ▁Pi otr ▁Pr ę g owski ▁and ▁Cab aret ▁O T . TO ). ▁ ▁In ▁the ▁early ▁ 9 0 s ▁Kr z ysz to f ▁K raw czy k ▁sang ▁and ▁recorded ▁songs ▁in ▁the ▁ital o ▁disco ▁current , ▁on ▁the ▁basis ▁of ▁which ▁disco ▁pol o ▁came ▁into ▁being . ▁ ▁The ▁promotion ▁of ▁disco ▁pol o ▁in ▁Poland ▁was ▁often ▁in ▁the ▁hand ▁of ▁the ▁leaders ▁of ▁criminal ▁organization ▁Pr us zk ów ▁ma f ia ▁and ▁Wo ł omi ńska ▁ma f ia . ▁At ▁the ▁height ▁of ▁the ▁success ▁of ▁this ▁music , ▁in ▁ 1 9 9 5 – 1 9 9 7 , ▁criminal ▁organizations ▁controlled ▁appro x . ▁ 7 0 ▁percent ▁of ▁the ▁market . ▁ ▁See ▁also ▁▁ ▁Dis co ▁ ▁Euro ▁disco ▁ ▁Ital o ▁disco ▁ ▁Tur bo - folk ▁ ▁External ▁links ▁▁ ▁A ▁Foreign er ’ s ▁Guide ▁to ▁Dis co ▁Pol o