This is a semi-autobiographical film loosely based on co-writer/director Stuart Zicherman's own experience as an Adult Child of Divorce (A.C.O.D.), one who also helped soothe the conflict between his divorced parents when his sibling got married.
In a scene Adam Scott's and Amy Poehler's character get in a fight and Adam Scott's character says: "Maybe in another we would have been friends." This could be seen as a reference to the comedy series they've both starred in for years, Parks and Recreation, as a couple in love.
In one scene, Amy Poehler says that her and Adam Scott are the same age, to which he replies by informing her that he's actually one year younger. In real life this is statement is true, Adam Scott is one year younger than Amy Poehler.
The last name of Trey's fiance is Kobayashi. This is the name for the Starfleet training exercise designed to test the character of cadets in the command track at Starfleet Academy. The Kobayashi Maru test was first depicted in the opening scene of the film Star Trek II: The Wrath of Khan and also appears in the 2009 film Star Trek. Screenwriter Jack B. Sowards is credited with inventing the test, naming it after a friend whose last name was Kobayashi. The test's name is occasionally used among Star Trek fans or those familiar with the series to describe a no-win scenario, or a solution that involves redefining the problem and testing one's character.
When Sondra is on the phone with Carter, she gets handed a drink by someone named JJ, This is most likely a reference to Parks and Recreation, which Amy Poehler (Sondra) and Adam Scott (Carter) both starred in. JJ was the owner of Amy Poehler's favorite breakfast place in the show.