Conversation so far:
What did Stephen Colbert study?
Colbert originally studied to be a dramatic actor, but became interested in improvisational theater while attending Northwestern University.
What year did Stephen Colbert graduate in?
Stephen Colbert graduated from Northwestern's School of Communication in 1986.
What was Stephen Colbert's first job?
A friend who was employed at Second City's box office offered Stephen Colbert work answering phones and selling souvenirs. Colbert accepted.
Who got Stephen Colbert hisn first job?
A friend who was employed at Second City's box office offered Stephen Colbert work answering phones and selling souvenirs. Colbert accepted.
Did Stephen Colbert appear in a TV show?
Colbert left Second City and relocated to New York to work with Sedaris and Dinello on the sketch comedy show Exit 57.

Question: What show that he was in got canceled?
Self-contained rewrite: What show that Stephen Colbert was in got cancelled?