Details
Ted finally meets his mystery girl in the Slutty Pumpkin costume. Meanwhile, Barney learns he is part Canadian, and Lily has pregnancy brain.
- Comedy
- English
Cast & Crew
- Josh Radnor , Neil Patrick Harris , Jason Segel , Alyson Hannigan , Cobie Smulders
- Craig Thomas, Carter Bays
- Jamie Rhonheimer, Chuck Tatham, Kourtney Kang, Stewart Halpern-Fingerhut, Carter Bays, Craig Thomas, Pamela Fryman