Leave It to Beaver S04 E07 Miss Landers' Fiancé

"Gee, Wally!"

While doing some yard work for Miss Landers, Beaver and Whitey witness their favorite teacher in the midst of a gentleman caller, which makes Beaver a bit jealous. However, Beaver gets sick to his stomach when he discovers Miss Landers is engaged to be married and the man he saw was her fiance.