[s5e24] The Wedding (part 2) -

A wildfire forces the guests to flee the original venue.

Discouraged by the endless mishaps, the couple briefly considers canceling the wedding, fearing the universe is trying to tell them something. [S5E24] The Wedding (Part 2)

While several shows have used this title, the most notable titled " The Wedding (Part 2) " is the Modern Family Season 5 finale. Modern Family: The Wedding (Part 2) A wildfire forces the guests to flee the original venue

If you were thinking of a different show, Season 5 finales often center on major nuptials: [S5E24] The Wedding (Part 2)

The ceremony moves from a country club to a Mexican restaurant, then to Mitch and Cam’s cramped apartment.