"The Chump" is the 25th episode of the sixth season of this U.S. comedy series which debuted in what year? 
The Chump: "The Chump" is the 25th episode of the sixth season of the U.S. comedy series "The Office" and the show's 125th episode overall. The Office (U.S. TV series): The Office is an American television comedy series that aired on NBC from March 24, 2005, to May 16, 2013.
i don't know