No stag do is complete without stitching up the groom-to-be a couple of times. However, with one-third of men and women cheating while on a pre-wedding trip, according to dating site IllicitEncounters.com, tales of drunken debauchery can quickly add up to disaster (or divorce).

‘What happens in Vegas stays off Facebook’ is a given, but what do women really think about what goes on while on tour? We asked experts including researchers, relationship experts and even The Sun’s famed agony aunt for their opinions.

Behave Yourself

Nothing says ‘Last Night of Freedom’ quite like pubic hair glued to the groom’s face, staged kidnappings and a paintball gun to the testicles.

But a study by Salford University suggests that such extreme humiliation actually makes blokes feel uncomfortable. “Men often succumb to peer pressure during stags, taking part in activities that leave them degraded and scared,” says Anthony Ellis, who conducted the study for medical journal Deviant Behaviour.

Drunk groom-to-be Peter Thompson recently slapped an air hostess on the bum and swiftly landed himself a criminal record and his name splashed across headlines two months before his wedding. “That would end the marriage before it had started,” says relationships expert April Masini. “There’s no way I would marry that man, nor encourage a friend to.”

Look But Don’t Touch

Strip clubs are a stag do rite of passage, whether a regular attendee or not. According to financial website Vouchercloud, the average expenditure at a strip club on a stag is £120 per person, not including drinks. With 24 per cent of men also confessing to having a private dance, that’s a lot of cash down someone’s knickers.

Rub a dub dances aside, many women are more accepting of strip clubs than is first thought. “If you’re not embarrassed to tell me the day after, or show me pictures, then go for it,” says the experts at wedding planning site Brides.com. “The golden rule is always ‘look but don’t touch’.”