This Day in Jack Benny John Henderson

May 25, 1952 - Jack prepares for his trip to London, then Jack gets money from Ed in the vault, and a visit from Dennis' mother.
They mention the ocean liner that Jack Benny will take to London, the RMS Queen Elizabeth. They also mention the old Bundles for Britain program, the presidential slogan "I Like Ike", singers Johnnie Ray and Ezio Pinza, and Verna Felton on The Dennis Day TV show.

May 8, 1949 - Jack is upset with the cast for flubbing so many lines last week. Eddie Cantor stops by and discusses the article he wrote about Jack in Cosmopolitan magazine.
References include the Hooper Ratings, the fire at The Hollywood Park Race Track, the lifting of the Berlin Blockade, the song "Laugh Clown, Laugh", Bromo Seltzer and Dr. Scholl's corn remover.

Here are Dennis Day's appearances on The Kraft Music Hall with Al Jolson.
December 9, 1948
February 3, 1949
May 8, 1949 

May 1, 1949 - Jack Benny, Mel Blanc and the gang do their version of the Humphrey Bogart movie "The Treasure of The Sierra Madre".
References include Arthur Murray Dance Studio, used car salesman Mad Man Muntz, the new Buick with side port holes, French bathing suits, Mermaids, Toni home permanents, ad agency BBDO, the May Company department store, radio characters Henry Aldrich and Titus Moody, quiz show "Take It or Leave It", TV wrestling, Popeye the Sailor, and the movies  "Mutiny on the Bounty", "Flamingo Road", and "Ma and Pa Kettle". 

April 25, 1937 - In The Spring Tra-La. Phil Harris gets mad at Jack Benny for talking during the band number and the whole cast ends up walking off the set in anger. Then Jack visits Andy Devine at his parents house for supper.
References include the phrase "too, too divine", the bandleader Abe Lyman, Ish Kabibble from Kay Kyser's band, actor Clark Gable and actress Jean Harlow, and the circus lion tamer Clyde Beatty.
 

April 18, 1937 - Lady Milicent's Husband is the name of the English drawing room drama that Jack Benny and the gang put on.
References include Jeeves and Wooster, the actor Gary Cooper, casting for "Gone With The Wind", the movies "Lost Horizon", "Tarzan Escapes" and Jack Benny's movie "College Holiday.