When two weddings are accidentally booked on the same day at the same venue, each bridal party is challenged to preserve their family’s special moment while making the most of the unexpectedly cramped space. In a hilarious battle of determination and courage, the father of the bride (Will Ferrell) and the other sister of the bride (Reese Witherspoon) chaotically clash, stopping at nothing to create an unforgettable celebration for their loved ones.