Marlowe Peyton

Ted finally meets his mystery girl in the Slutty Pumpkin costume. Meanwhile, Barney learns he is part Canadian, and Lily has pregnancy brain. Katie Holmes guest stars as Naomi, the Slutty Pumpkin.

Frankie's parents, Pat (guest star MARSHA MASON) and Tag (guest star JERRY VAN DYKE), invite the Hecks to spend a few days at their house to celebrate Thanksgiving together. But the festivities begin to fall apart quickly when Frankie's sister Janet (guest star MOLLY SHANNON) and her family also join in, and soon the siblings are at each other's throats over their widely differing parenting techniques. Meanwhile, Mike attempts to offer some advice to Axl on how to pick up girls when he witnesses his son trying to impress a pretty mini-mart cashier – and fails miserably; Brick attempts to prove his innocence when he is accused by Janet of damaging her daughter's expensive toy; and Sue is thrilled when Frankie, Pat and Janet invite her to take part in their gossip sessions.

Louis discovers that Cattleman’s Ranch has been given a poor grade on a restaurant review website called “Phil’s Phaves,” and petitions the reviewer for another chance, but is dismayed to learn that “Phil” is Eddie’s nemesis, Phillip Goldstein. Meanwhile, Eddie is stressed out about calling his girlfriend, Alison, on the phone, so he decides to record a mix-tape for her instead. Eddie’s troubles increase when another girl – who has an unrequited crush on him – gets the mix-tape by accident.

It’s Louis’ favorite holiday, and he makes every attempt to scare Jessica into the Halloween spirit, but she is buried in her word processor, drafting her first horror novel. Meanwhile, Emery and Evan debate costume choices, and Eddie and his crew are excited to party with high schoolers at Nicole’s house.

Eddie is excited for his mom to meet his girlfriend Alison, but worries she will not approve since she is not Chinese. So with the help of a friend, Alison devises an elaborate plan to make a good impression on Jessica. Meanwhile, Emery enlists Louis to help him prepare his graduation speech, and Grandma attempts to make a new suit for Evan.