The return of the experiment to see whether science can help people fall in love, with experts Mel Schilling, Paul C Brunson and Charlene Douglas ready to help 16 hopeful singles find their perfect match. Before these strangers walk down the aisle, they get to celebrate their final night of freedom together at the ultimate stag and hen parties - where a surprise is in store.

Another four strangers take the ultimate gamble on love and tie the knot with a total stranger. While one bride gets more than she bargained for, an overprotective friend threatens to spoil the big day for a groom and his new husband.