Mister Ed - Season 4 - Eps 16: Ed in the Peace Corps
Ed is frustrated when Wilbur hires a secretary who happens to be a Japenese exchange student. The reason Ed is so angry is because she is always there and Ed can't speak to Wilbur which causes him to get frustrated.
About Mister Ed

Title: Mister Ed
First Air Date: 1961-01-05
Last Air Date: 1966-02-06
Status: Ended
Rating: 6.8/10 (from 47 votes)
Language: EN
Seasons: 7
Total Episodes: 143
Network: CBS Syndication
Genres: Comedy, Family
Production Companies: Filmways Television, The Mister Ed Company
Synopsis
Wilbur Post and his wife Carol move into a beautiful new home. When Wilbur takes a look in his new barn, he finds that the former owner left his horse behind. This horse is no ordinary horse . . . he can talk, but only to Wilbur, which leads to all sorts of misadventures for Wilbur and his trouble-making sidekick Mister Ed.
Cast

Alan Young
Wilbur Post

Connie Hines
Carol Post

Allan Lane
Mister Ed (voice)