74340
, as well as a frequent guest on other panel shows , including " QI " , " The Big Fat Quiz of the Year " , " Mock the Week " , " 8 Out of 10 Cats Does Countdown " and " Have I Got News for You " .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None