The Pony Express lives in legend, but didn't last long. Find out what it took to be join the team. (read by Victoria Reibel) Alfred Ely Beach kept a secret from New York City and built a Pneumatic Subway underneath it in the 1800's! (read by Jason Lawrence) This episode also features an original performance of "I'm Gonna Sit Right Down and Write Myself a Letter." All of the instruments were played and overdubbed by Mick Sullivan.