Season 19 · Episode 57 of 178
Aired Apr 23, 2012
Jason Segel, Zach Wahls, Fun
Mon, Apr 23, 2012
·
57 min
0 of 178 watched this season
Dave welcomes Actor Jason Segel from the CBS comedy series 'How I Met Your Mother,' author Zach Wahls, musical guests Fun, and a Top Ten List presented by Chicago White Sox perfect game pitcher Philip Humber.
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Airs
Mon, Apr 23, 2012
57 min
Show
Late Show with David Letterman
4252 episodes
Episode
S19 · E57
in Late Show with David Letterman