MAFS: Groom plays 'risky' teeth prank on his bride Married At First Sight UK has unveiled its first couple of the new season, setting the stage for another round of matrimonial fireworks on E4. The hit show is set to make a grand return next month, with episodes also available on the Channel 4 catch-up service. A fresh batch of hopeful singles will tie the knot at first sight in what promises to be yet another sensational series.

A sneak peek has already sent fans into a frenzy, showcasing the initial sparks or misfires between 30 year old dog walker Kristina and 28 year old mechanic Kieran. However, their union hits a snag when Kristina becomes unsettled by a particular incident. In a video leaked by The Sun, Kieran's attempt at humour backfires when he sports fake teeth as a wedding day gag, prompting a shocked reaction from Kristina who exclaims, "These teeth," followed by an incredulous "What the f--k?" Kieran's antics raise the tension during their awkward first encounter, leaving him to question his own judgement: "I think the teeth could make us look a little bit immature.

I'm a little bit nervous to see how it goes," reports the Mirror . Married at First Sight UK will return later this year (Image: E4) READ MORE Antiques Roadshow guest holds back tears as 'unique' collection gets huge value [LATEST] BBC Breakfast's Charlie Stayt 'called out' on air as co-host makes confession [LATEST] He confesses his apprehension about the prank, "This could really end up bad. I just.