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 . 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 hosts late-night parties.
Label: NEUTRAL