Wait Wait... Don't Tell Me! Stats Page
The two segments with Keegan-Michael Key as a panelist were from the shows that aired on 2010-03-27 and on 2010-07-24.
When Peter Sagal segued from Keegan-Michael Key being on the show as a panelist to Keegan-Michael Key being on the show as a Not My Job guest, Peter mentioned that 8 years had past. Keegan-Michael Key appearance as a Not My Job guest was on the show that aired on 2016-08-06 show, which would be 6 years. Keegan-Michael Key was a Not My Job guest on a Best Of show that aired on 2018-07-07.
The Not My Job segment was Regina King was from the show that aired on 2019-10-12 with Chioke I'Anson as the guest scorekeeper. The Not My Job segments with Keegan-Michael Key, Colin Hanks, Bobby McFerrin and Susan Orlean had Carl Kasell as the scorekeeper.
While introducing the Not My Job segment with Colin Hanks, Peter said that Tom Hanks was a Not My Job guest in 2005. Tom Hanks was the Not My Job guest on the show that aired on 2006-05-13. Peter then said that they had interviewed Colin Hanks 6 years later in 2011. It should be 5 years.