Arlo and Janis by Jimmy Johnson for February 07, 2013
February 06, 2013
February 08, 2013
Transcript:
Arlo: This says there are more microbes in your body than stars in the universe! Arlo: Their total weight would be about three pounds! Janis: Really! Janis: So I weight three pounds less than I thought I did?
And yet the air in your head weighs nothing, Janis.