Mary Roach
- Episode aired Apr 1, 2013
- TV-14
- 22m
Mary Roach, author of the new book "Gulp: Adventures on the Alimentary Canal," stops by The Daily Show.Mary Roach, author of the new book "Gulp: Adventures on the Alimentary Canal," stops by The Daily Show.Mary Roach, author of the new book "Gulp: Adventures on the Alimentary Canal," stops by The Daily Show.