Episode #1 - Lucy Thinks Ricky is Trying to Murder Her

Special Notes: This episode is based on lucy's radio show, My Favorite Husband Episode #80 ("The Wills"). Although this was the first episode filmed, it was the fourth to air because the producers decided "The Girls Want to Go to a Nightclub" was a better episode to premiere.

Episode #2 - The Girls want to go to a Nightclub

Episode #3 - Be a Pal

Special Notes: Lucille Ball asked Carman Miranda for permission to impersonate her before filming the comedy routine. This episode is based on lucy's radio show, My Favorite Husband Episode #93 ("Be a Pal").

Episode #4 - The Diet

Special Notes: The songs were featured in the Arnazes' 1950 vaudeville tour. This was the first of many on-screen appearances for Marco Rizo, Desi's longtime pianist. This episode is based on lucy's radio show, My Favorite Husband Episode #123 ("Iris and Liz's Easter").

Episode #5 - The Quiz Show

Special Notes: Phil Ober was Vivian Vance's first husband.

Episode #6 - The Audition

Special Notes: This episode was inspired by the Pilot Episode that featured Pepito the Clown.

Episode #7 - The Séance

Special Notes: In numerology, Ricky was a 5, Ethel a 7, Lucy a 3, Mr. Meriweather a 1, prompting the latter to observe, "We're all odd, aren't we?" This episode is based on lucy's radio show, My Favorite Husband Episode #24 ("Numerology") and My Favorite Husband Episode #88 ("Numerology").

Episode #8 - Men are Messy

Special Notes: Kenny Morgan, who at that time was married to Lucille Ball's cousin Cleo, was Desilu's PR representative. This episode is based on lucy's radio show, My Favorite Husband Episode #91 ("George is Messy").

Episode #9 - Drafted

Special Notes: The Sedgewicks, Orsattis, Buzzells, and Willard Josephy were real-life friends of the Arnazes. The original print of this episode included a special four-minute tag that was introduced by the "Lucy" announcer, Johnny Jacobs as "Lucy and Ricky will be back with a little surprise!" The Christmas Eve (original air date of "Drafted") "surprise" featured the four dressed as Santas and singing "Jingle Bells" while skipping around the Ricardos' yule tree. As if magically, a fifth St. nick appears, leaving them to quizzically wish the "Lucy" audience a Merry Christmas. The "real" Santa Claus was played by actor, Vernon Dent. Desi hums a few bars of the song he and Eddie Maxwell wrote in July 1951 titled "There's a Brand New Baby in Our House." This episode is based on lucy's radio show, My Favorite Husband Episode #115 ("George is Drafted - Liz's Baby").

Episode #10 - The Fur Coat

Special Notes: This episode is based on lucy's radio show, My Favorite Husband Episode #44 ("Anniversary Presents").

Episode #11 - Lucy is Jealous of Girl Singer

Special Notes: Arroz con pollo (chicken with rice) was Desi Arnaz's favorite dish. This episode appears to have been mistitled. Rosemary is clearly a "girl dancer," not a "girl singer."

Episode #12 - The Adagio

Special Notes: This episode is based on lucy's radio show, My Favorite Husband Episode #66 ("The French Lessons").

Episode #13 - The Benefit

Special Notes: This episode is based on lucy's radio show, My Favorite Husband Episode #35 ("Charity Review").

Episode #14 - The Amateur Hour

Special Notes: The frog's name was Elmer.

Episode #15 - Lucy Plays Cupid

Special Notes: Bea Benaderet appeared on Lucy's radio show, "My Favorite Husband," and was Lucy's first choice to play what eventually became the Ethel Mertz character. This episode is based on lucy's radio show, My Favorite Husband Episode #31 ("Valentine's Day").

Episode #16 - Lucy Fakes Illness

Special Notes: Ricky claims that he and Lucy have been living in the Mertz building for five years. The song the musicians play for Lucy at her bedside was really, "I'll Be Gald When You're Dead, You Rascal You". Lucy recognizes this old jazz standard, which is why she gets so upset. Most I Love Lucy reference books incorrectly identify the song as "When the Saints Come Marching In." This episode is based on lucy's radio show, My Favorite Husband Episode #111 ("Liz Has The Flimjabs").

Episode #17 - Lucy Writes a Play

Special Notes: This was the first mention of the Wednesday Afternoon Fine Arts League. This episode is based on lucy's radio show, My Favorite Husband Episode #112 ("Liz Substitutes in a Club Play").

Episode #18 - Breaking the Lease

Special Notes: This was the first Ricardo-Mertz fight, a story device that was repeated many times.

Episode #19 - The Ballet

Special Notes: First mention of Fred's vaudeville partner, Ted Kurtz..Lucille Ball ad-libbed brilliantly when her foot accidentally got caught in the ballet practice bar, although Gregg Oppenheimer says that the foot scene was part of the script.

Episode #20 - Young Fans

Special Notes: This episode is based on lucy's radio show, My Favorite Husband Episode #19 ("George Attends a Teenage Dance") as well as My Favorite Husband Episode #76 ("Liz Teaches the Samba").