Alain hopes to have a baby with his wife Anna. However, Anna believes she is destined to become a famous pianist rather than a housewife and mother. Everything changes when they adopt a female puppy named Bambou. After successfully passing an audition, Anna leaves on a concert tour with a world famous conductor. Being apart takes its toll on the couple and they decide to break up. Alain finds himself alone, without a wife or a baby--just a dog, that he is not sure he wants to keep.
Since they met at a party, ambitious high-flyer Nat (Rose Byrne) and struggling novelist Josh (Rafe Spall) have been deliriously happy despite their differences. Josh is a thinker, Nat’s a doer, he’s lasses faire and she’s quite anal… but the spark between them is undeniable.
Their wedding is a dream come true, but family, friends and even the minister who marries them aren’t convinced that they can last. Josh’s ex-girlfriend, Chloe (Anna Faris), and Nat’s handsome American client Guy (Simon Baker), could offer attractive alternatives…
With their first anniversary approaching, neither wants to be the first to give up, but will they make it?.