Premise: Conan O'Brien . He is best known for hosting several late-night talk shows ; since 2010 he has hosted Conan on the cable channel TBS . He served as president of The Harvard Lampoon while attending Harvard University , and was a writer for the sketch comedy series Not Necessarily the News . After writing for several comedy shows in Los Angeles , he joined the writing staff of Saturday Night Live . He has hosted Conan since 2010 and has also hosted such events as the Emmy Awards and Christmas in Washington . With the retirement of David Letterman on May 20 , 2015 , O'Brien became the longest-working of all current late-night talk show hosts in the United States , at 22 years .
Hypothesis: Conan O'Brien is a dog.
Label: CONTRADICTION