More infoFans of Married At First Sight UK are set for another explosive episode tonight (September 23) as new couples tie the knot. Davide and Keye continue to go from strength to strength, with newlyweds Steven and Neelima also seeing an instant spark. In a sneak preview however, in true MAFS UK style, things do not appear to run as smoothly as planned. (Image: Channel 4)Will Leigh and Leah see an instant spark? Elsewhere, tonight will also see Sarah and Dean continue to navigate their newly found relationship, as Sarah's doubts continue to grow over her partnership with Dean.