The first season of Happy Endings, an American television series, premiered on April 13, 2011 and concluded on August 24 of the same year. ABC officially picked up the show on May 18, 2010, where it premiered on April as a midseason replacement, with a one-hour premiere of two back-to-back episodes starting at 9:30 pm ET/PT. In the weeks that followed, the show continued to air back-to-back episodes that began airing at 10:00 pm ET/PT.

戴维（扎克瑞·奈顿 Zachary Knighton 饰）和艾利克斯（伊丽莎·库斯伯特 Elisha Cuthbert 饰）是一对人人羡慕的情侣，以两人为中心，双方的朋友们亦彼此成为了很好的朋友，每一年，戴维和艾利克斯都会组织很多有趣的活动，创造机会和朋友们聚在一起享受快乐。然而，让所有人都没有想到的是，他们竟然在快走步入婚姻殿堂之际分手了。

　　两人的分手给朋友们带来了一个非常难以解决的问题，那就是他们到底还要不要继续做朋友。其中，一部分人支持艾利克斯的果断离开，另一部分人却站在了戴维这一边，就这样，每一次的聚会，最终都会演变为关于“站队”的辩论和争吵。与此同时，戴维和艾利克斯的分手，给一直暗恋着戴维的潘妮（凯西·威尔逊 Casey Wilson 饰）带来了希望。