Registrars should be given more powers to halt "bogus" wedding ceremonies, an influential groups of MPs has said.
The Home Affairs Select Committee (HAC) warned more needed to be done to stop what had become an immigration scam "industry".
HAC pointed to the number of suspect couples being referred annually to the Home Office, which has more than doubled in three years to 2,135.
The true figure is almost certainly far higher due to under-reporting, MPs added.
More top news
People are being encouraged to post pictures of themselves sleeping in "weird" places in a bid to raise money to tackle homelessness.
A British military ship carrying supplies and off road vehicles has arrived in Ebola-hit Sierra Leone
Sam Burgess is ready to show what he can do in rugby union following his code switch, after defending his decision to leave league