[5] Huebel first began improvising when he was 27 by taking classes at the Upright Citizens Brigade Theatre in New York City.

[4] His early work was as a sketch actor on shows such as Late Night with Conan O'Brien and Upright Citizens Brigade.

He was nominated for an Emmy award for his work as a producer for Michael Moore's Bravo series The Awful Truth.

[citation needed] Huebel was a panelist on the VH1 series Best Week Ever, part of the NetZero "Candidate Zero" campaign during the 2004 election.

Among their best known work at UCB was their long-running two-man show Kung-Fu Grip, which was eventually showcased at the 2004 HBO Comedy Arts Festival.

Huebel was in the movie Blackballed: The Bobby Dukes Story, as Sam Brown with Corddry, Scheer, and Riggle.

[citation needed] Huebel and fellow comedians Aziz Ansari and Paul Scheer are writers, actors, and executive producers in the MTV sketch comedy show Human Giant.

Huebel has starred as "Inconsiderate Cell-Phone Man" in several PSAs of this title, which are shown in movie theaters to discourage patrons from making calls during the picture.