马修被迫租车回纽约的事使得莉莉消沉。不停喝酒的莉莉不小心就说漏嘴了巴尼哥哥詹姆斯离婚的坏消息。

When Robin and Loretta's conflict escalates, Barney is caught in the middle. Meanwhile, Marshall and Daphne deal with a stowaway on their road trip, and Ted and Cassie try to enjoy a trip to a lighthouse.

老妈讲述了她是如何遇见泰德的，还有她过去八年中所做的事。

Robin and Lily have a fight on the morning of the wedding; Barney can't decide what suit to wear; the gang watches a movie that Ted didn't want them to see.