Misty Monroe

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.

With Christmas fast approaching, Barney tells Ted that he plans on proposing to Patrice, which leads Ted to debate whether or not to tell Robin. Meanwhile, Marshall and Lily run into an acquaintance from college.

Eddie tries to befriend the only other Chinese kid in school, but he’s in for a letdown after he finds out that they have nothing in common; Louis feels betrayed when Mitch accepts a job at the rival Golden Saddle.

In the season finale, with an impending storm about to hit BlueBell, George and Lemon prepare for their wedding day. Meanwhile, taking shelter from the storm, Zoe finds herself stranded in a barn with Wade.

When Max becomes smitten with an old stray cat that’s been hanging around the apartment, Caroline tries to convince her they need to find it a better home. But just when they think they’ve found one, the cat’s fate takes a turn.