Looking back at 11 seasons of Married at First Sight weddings, host Jamie Otis counts down some of best moments from the couples' big days. From bachelor parties to the wedding nights, these unforgettable memories showcase the highs and lows of tying the knot with a stranger.

After an unprecedented four months together, enduring a pandemic and other world events, our "stranger spouses" have finally reached Decision Day. The couples will decide, once and for all, whether they want to stay married or get a divorce.