Trisha Stratford

The brides and grooms to be head out on their hen's and buck's parties, getting to know each other ahead of the first two couples walking down the aisle. The brother of one of the brides causes a stir at his sister's wedding.

The couples begin the next stage of the experiment, as they pack up all their things and move in together, but a shocking twist shakes everything up.

To reach a happily ever after, one nervous bride must face her fierce mother-in-law's test before the wedding.

The first six happily married couples arrive for their honeymoons. Love begins to grow for some couples, while others find trouble in paradise.

The experts return to pair 22 Aussie singles in the controversial social experiment. The first two couples walk down the aisle, but one bride's brother causes a bump on her road to love.

The weddings continue, with 29-year-old virgin Matt heading to the altar. Plus, the experts try to find the perfect match for Sam, who says his looks are getting in the way of finding love.