Allegations that a nightclub in Glasgow has secretly fitted a two-way mirror to allow male guests to spy on the women's toilets…are being investigated…[A customer] complained directly to G1 Group, owner of [Shimmy nightclub]...saying it was "absolutely outrageous" that women customers were having their privacy invaded, allowing men to "leer disgustingly" at them...G1 Group's director of risk and compliance…insist[ed] a small disclaimer was printed on the…mirror…[and said] "...if there was any behaviour deemed sexist or immoral or anyone was leering or making inappropriate gestures we would remove them from the club...[E]veryone else so far has seen it…as a bit of fun. We would have done the same with the male toilet, however structurally there wasn't the option."...A Police Scotland spokeswoman said: "We have received a complaint and the matter is currently being looked into."