A young woman who has been in and out from rehab for the past 10 years returns home for the weekend for her sister's wedding.

Frank and Lindsay—two emotionally-broken strangers—meet on the way to a destination wedding. Over the course of the weekend and against all odds, they find themselves drawn together even though they are initially repulsed by one another.

When she receives word that her longtime platonic pal Michael O'Neal is getting married to debutante Kimberly Wallace, food critic Julianne Potter realizes her true feelings for Michael -- and sets out to sabotage the wedding.

Still reeling from his breakup with college sweetheart Allison, Adam's world is thrown into further chaos when he’s surprisingly invited to attend her upcoming wedding. Returning home for the festivities, Adam must confront unresolved feelings while trying to convince himself and everyone else that he is truly happy for her.

Paul Morse is a good guy. When his friends throw him a wild bachelor party, he just wants to keep his conscience clean -- which is why he's shocked when he wakes up in bed with a beautiful girl named Becky and can't remember the night before. Desperate to keep his fiancée, Karen, from finding out what may or may not be the truth, he tells her a teensy lie. Soon his lies are spiraling out of control and his life is a series of comical misunderstandings.

Blue-collar Paulie prepares for fatherhood and his forthcoming wedding to Sue by hanging out with his groomsmen. Brother Jimbo, cousin Mike, and his pals fill the reunion with drinking, boys-will-be-boys antics and a few unexpected personal confessions. But, when the bonding devolves into accusations and regret, Paulie has to decide whether he's ready to tie the knot and take this big step into adulthood.

When a gay couple's impending wedding hits a snag, the grooms must rely on their friends and family to see them through.