Lucy moonlights as Milton Berle's secretary. She overhears Milton rehearsing a torrid love scene, thinks that the comedian is cheating on his wife and plots a suitable comeuppance.

A European movie company fronted by a famous French movie actor comes to Los Angeles to set up shop. Mr. Mooney's plans to land their account are nearly scuttled when Lucy becomes inebriated on French champagne.

A young man wants a career in the music, but his uncle insists he learn the banking business. Lucy arranges for an impromptu audition with a record producer in the bank's lobby.

In order to keep her job at the bank, Lucy goes back to high school to finally earn her diploma. Of course she makes friends and everyone at the school love her, except for one annoying student.

Lucy tries to convince Jack Benny to take his money from his underground vault and deposit it in Mr. Mooney's bank. She plans to do so by designing even more elaborate precautions than Benny's own booby-trapped passages.

Mr. Mooney orders Lucy to dress up as an elderly woman and escort the aging bank president to the annual banquet. The old man would rather chase Lucy around his living room.

When a handsome truck driver is turned down for a loan, she convinces him to enter a Robert Goulet look alike contest in order to win the needed cash.

Lucy visits a local pool hall and enters their billiards tournament. Her main competition is a woman named Laura Winthrop. Cigar-smoking Laura, however, looks suspiciously like a a pool hustling man named Ace.

Lucy becomes a trainee flight attendant at Gobal Workd Airlines. She's teamed with fellow trainee Carol Tilford, who's afraid of heights. On their very first flight, the movie breaks, leaving the two to entertain the passengers.

Flight attendants Lucy and Carol get their wings. Plus, the two red-heads team up with Mr. Mooney to stage a musical with Buddy Rogers and Richard Arlen from the silent film Wings.

After Lucy breaks her leg, Mr. Mooney enlists the help of Lucy's best pal Vivian Bagley from Danfield to take care of Lucy. Then, the two start reminiscing about old times and the crazy things they did together.

Lucy borrows Mr. Mooney's TV set and promptly breaks it. To make enough cash to replace it, she moonlights as a carhop at a drive-in. While there, she takes up the cause of a young motorcyclist who's accused of stealing and stripping cars.

Ken is turned down by Mr. Mooney for a loan to open his dance studio. Lucy decides all he needs in a little publicity so she arranges for a bunch of truck drivers to sign up for lessons and wrangles some TV coverage.

Sid Caesar enlists Lucy's help in capturing Frankie the Forger, a look-alike who's passing off bad checks in his name. Lucy becomes confused with too many Caesars running around and repeatedly captures the real Sid.