The comedy centers on three sisters who get engaged at once and will stop at nothing to get their mother's wedding ring. The dad settles the dispute with a game of "Family Olympics."
Columbia is developing the movie, based on a script from Rachel Specter and Audrey Alison Wauchope.
No production date has been set.
Emily Blunt's attachment means there's two brides-to-be yet to be attached. Who would you like to see compete for mom's wedding ring? And as far as grooms go, this movie screams, or perhaps just needs, Zach Galifianakis.