Complex sentence: These struggling venues began turning a blind eye to weekend closing hours which suited the new Amphetamine culture, using speeded up Manchester imported USA House Music beats which were brought from Manchester along with the drug connections, and they danced until the effects wore off around 7am.
Split into simpler sentences: These struggling venues began turning a blind eye to weekend closing hours which suited the new Amphetamine culture. Using speeded up versions of Manchester imported USA House Music beats which were brought from Manchester along with the drug connections, they danced until the effects wore off around 7am.