When Mayor West marries Lois’ sister, Carol, they move into the Griffin’s house to be one big “happy” family. To make room for everyone, Stewie is bumped out of his…

Eve tries to avoid a class with a tough teacher so she can get straight A’s and go to college at West Point.

Preparing the Summer Events Catalog, Leslie decides to take Ron and the past directors of the Parks Department out for a picnic lunch. Tom enlists the help of Ann and…

While on a trip to Minnesota, Ted and Barney try anything to make Marshall laugh. Marshall runs into an old nemesis from high school.

Ted almost ruins Christmas for everyone when, still carrying around anger toward Lily, he calls her a horribly disgusting name. Robin tends to Barney while he has a cold.

Ted’s parents visit New York for their anniversary and he learns a family secret. Robin worries that they won’t like her. Lily and Marshall try to adjust to the new…