A bachelor party weekend in the great outdoors takes some unexpected detours.

Jay Pritchett sits at the head of a large and unconventional family. Now in his second marriage to his gorgeous young wife, Gloria, Jay has been given something of a second chance. Still, old habits are hard to break, and it's trial by fire as he tries to adapt to life with the same passion and vigor that Gloria exhibits, which are matched by her precocious 12-year-old son, Manny. There are some culture clashes, a few misunderstandings, but also plenty of sweet victories along the way. Jay's grown daughter, Claire, and her husband, Phil, are the proud parents of three kids with whom they want that open, healthy, honest relationship. It's not always easy, especially when you have Haley, a teenage daughter who's growing up a little fast, Alex, a too-smart-for-her-own-good middle daughter and Luke, a scatterbrained boy. Add to this that Phil is just a big kid himself, even if he does always have the best intentions. Claire is the anchor, trying her best to run a tight ship and determined...