|Season 1, Episode 37|
|The British Are Coming||Stephen Dectuar|
Pony Express is the 30th episode of Mr. Peabody and Sherman.
The Pony Express is failing it's business, so Peabody helps save the Pony Express by figuring out how to mail an enitre boulder in pieces and reassemble it.
- A boulder shipped in pieces would not actually be put back together sinc eit's already busted.