pubs

Mostly all of the pubs and discos allow entry for couples only. I was never able to figure out the reason behind this. I mean can't a single person go inside and have fun. Is there any specific reason for this?

Tell us about 'one of those...', you know the ones that you have been to once and never again. I am pretty sure that we all have been to either a nightclub, pubs, bars, rave club etc and thought 'hmmm, maybe I shouldn't come back here' after spending an evening there or one of those that you...