Details
Ted is trying to keep his architecture firm afloat by doing an all-nighter, but Marshall tries to lure him to the roof for a surprise 31st birthday party, on the fourth season finale.
- Comedy
- English
Cast & Crew
- Josh Radnor , Neil Patrick Harris , Jason Segel , Alyson Hannigan , Cobie Smulders
- Craig Thomas, Carter Bays
- Theresa Mulligan, Carter Bays, Craig Thomas, Pamela Fryman