Patton Oswalt's on how US Presidents shape pop culture

Ruben Bolling

Image: DFree/Shutterstock.com

Comedian Patton Oswalt's brilliance demonstrates that he can toss off this very entertaining and thought-provoking riff in the middle of doing a podcast about a sitcom.

While guesting on the podcast "Park and Recollection," about the TV show "Parks and Recreation" (talking about the episode in which Patton famously ad-libbed …