When two weddings are accidentally booked on the same day and at the same location, each bride finds herself having to preserve her family’s special moment by making the most of small and unexpected spaces. In a hilarious showdown of determination and courage, the father of the bride (Will Ferrell) and the sister of the other bride (Reese Witherspoon) chaotically collide as they stop at nothing to create an unforgettable celebration for their loved ones.