Lily and Marshall’s official move to the suburbs hits a snag when her pushy father flat-out refuses to move out of their new digs. Meanwhile, Ted, Barney and Robin deal with their friends’ exodus from the city by hitting a strip club.

Marshall visits his father’s grave to carry on their tailgating tradition. Meanwhile, Barney and Ted open a bar and Robin fills in for an inebriated news anchor.

Robin hears bad news, but hides it from everyone; and Marshall hangs Christmas decorations with a little help from his neighbor.

Ted and Barney discuss making a life-changing decision together, and Robin tries to discourage Marshall and Lily from moving to Long Island.

Robin and Barney keeps secrets from their respective significant others and Marshall, Lily and Ted go to a concert.

The friends recall their memories of Hurricane Irene and Barney tries to get out of wearing the ducky tie.

The Slutty Pumpkin, played by Katie Holmes, returns, after Ted has searched for her every year at the same costume party since the Halloween they met and he lost her phone number.

The gang discovers that their significant others remind them of their parents and Barney and Nora’s romantic night is plagued by mishaps.

Ted goes on a date without checking her out online first. and Lily and Marshall come to terms with the question of knowing the gender of their baby.

Ted takes his class out on a field trip, but it ends badly. and Marshall thinks his boss is too weak in a settlement with a million-dollar company, and he decides to take action.