L - The Lockout

M = Mathers, Jerry who guested on a very early ep.

N - The Newspaper Write-Up

O = Oscillating Ozzie

P = Parental Guidance

Q - (A) Question of Suits and Ties

R - Ricky Nelson

S = Serenade by Fraternity brothers outside Ginger’s sorority in the ep Fraternity Pin.

T - Thorny's Gift

U - The Fishing Lure

U - The Usher

U - The Usher

I already did U.

V = VERY competent and efficient Miss Edwards

W = Who's Walter?

X - The Pancake Mix

Y - Operation Economy

Z = Zestabs, which had a commercial on the show during a 60s ep

A = An Old Fashioned Remedy

B = Broke = Wally 99.999999% of the time!

C = Courage

D = Darby

E = Electric Train, The

F - The Fall Guy

G - Game Inventors

H - The Hunter

I - Insurance Policy, The

J - Jet Pilot

K - Ozzie Keeps a Secret

L - Like Father, Like Son

M - Music Appreciation

N - The Nelsons Decide To Move

O - Over Protection

P - (David's Car) Payments

Q - Kris and the Queen

R - Rick's English Literature Class

S - Stop Worrying

T - A Trap For Ricky

U - The Fall Guy

V - Wally's TV Set

W - Wedding Anniversary

Xmas ep “Girl In The Emporium”

Y - Ricky's Charge Account

Z = Zephyr room, the swanky restaurant David takes his parents to in “David Picks Up The Tab”

A - Always a Bridegroom

B = Boss Mr. Kelly (David’s boss in law firm)

C - Composite Girl

D = Dragon lady wife of florist in Orchids and Violets

E - The Exploding Book

F = Freeloaders Joe Randolph & Wally Plumstead

G - The Gas Station

H = Hungry! = Wally always

I - Individuality

J = June Nelson

K - (Rick And) Kris Go To The Mountains

L - Like Father, Like Son

M = “Pancake Mix” ep

N = Night School

O = Ozzie’s Night Out

P = Personal Column

Q - (A) Question of Suits and Ties

R - Rover Boys

S - Sea Captain

T - The Dental Receptionist

U - Uninvited Guests

V - The Orchid and the Violet

W - Weekend Vacation

X - The Car Mix-up

Y - The Stray Dog

Z - Oscillating Ozzie

A = Afternoon malteds at Jack’s

B - The Boys' Christmas Money

C - Career Woman

D - (Mr.) Dobson, Mr. Kelly's law partner

E - Exotic Housemother

F - A Friend of the Family

G - Game Inventors

H - Harriet Gives A Party

I = Invitation, The

J = Jet Pilot

K = Kissing and making up = Wally & Ginger, a lot

L = Lending Money to Wally

M = Missing Husband

N = No News For Harriet

O - Ozzie, the Boat Keeper

P = Plumstead, Wally

Q - Quart of ice cream (tutti-frutti), Ozzie goes down to the malt shop and gets some from Jack.

R = Randolphs

S - A Sweater for Rick

T = The Traffic Light

U - The Uniforms

V = Valentine’s Day Show

W = Wally Dipple's Garage Door

Xmas ep where the guys sell Xmas trees

Y = The Girl in the Bowling Alley

Z - Ozzie the Sitter

A = Academic taskmaster Professor Patterson

B - The Ballerina

C = Campus hijinks courtesy of the frat

D - The Day After Thanksgiving

E = Economics professor Professor Patterson

F = Fall Guy, The

G - The Girl in the Bowling Alley

H - Harriet Creates a Triangle

I - (An) Interesting Evening

J - Jealous Joe Randolph

K - (Mr.) Kelly's Important Papers

L - Lonesome Parents

M - Money Watchers

N - Night Watchman

O - Ozzie's Hidden Trophy

The P = Polaroid Swinger camera commercials in later 60s eps

Q - Quiz, the fraternity tried to get Wally to study so he could pass a quiz.

R = Road Race, The

S - The Study System

T = Thorny

U = The Tuba

V - David and the Men's Club

W = Wally’s Traffic Ticket

X - X marks a lot of wrong answers on Wally's tests, maybe this is why he was an eternal college student.

Y = Yearning to build a swimming pool= The frat brothers in Father’s Night Out.

Z - ZIV - maybe the family gathered around the TV set and watched Sea Hunt (produced by ZIV)

A = All-American Family! = The Cleavers

B = Busy Christmas

C - Connie, the law office secretary. In real life, a Nelson family member, I think.

D - David Writes a Column

E - E.S.P.

F =Final ep The Game Room

G - The Game Room, final episode (LOL!)

H = Hotpointe, an early sponsor

I = Initiation, The

J = Judge Willoughby

K = Kappa Sigma Party

L = Lyle Talbot

M - Manly Arts

N = No News For Harriet

O - Our Man In Alaska

P - Painting the Sorority House

Q - (Kris and the) Queen

R = Ricky’s Big Night

S - The Special Cake

T = Thorny

U - (Fixing) Up The Fraternity House

V = Valentine’s Day Show

W - The Women's Club Play

Xmas ep Busy Christmas

Y - Fraternity Cook

Z = Zero Money = Wally, almost always

A - Any Date in a Storm

B =. Butch Barton

C - Chess Set

D = Darby

E - Exotic Housemother

Y - Young, Skip Young played Wally.

F - Flying Down to Lunch

G = Ginger

H - Hong Kong - Rick and Wally order suits from Hong Kong.

I = Initiation, The

J - Joe and Ozzie unsuccessfully try to avoid each other on a weekend trip.

K = Kelly, Mr. = David’s boss at the law firm.

L - A Load Of Gravel

M - Mystery Shopper

N - The New Chairs

O - Odd Bolt

P - The Party

Q = Quarts of ice cream make Ozzie happy

R = Riviera Ballet

S = Snyder, Peggy Lou = Harriet Nelson's real maiden name

R - Randolphs, next door.

S - Stop Worrying

T - Tutti Frutti Ice Cream

U - Usher, The

V = Violent = Ginger to Wally after one of his more egregious transgressions

W - Oswalt Nelson, nickname Ozzie.

Xmas ep where Rick and Wally compete to impress a pretty salesgirl.

Y - Young Livingston brothers Stanley and Barry both appeared on the show (later regulars on My Three Sons).

Z - A Lawnmower for Ozzie

A - Always A Bridegroom

B - Bird's Nest

C Composite Girl

D - David's Career

E - The Exploding Book

F - Football Hero

G - The Girl in the Emporium

H - Homemade Ice-Cream

I - The Incentive

J = Judge Willoughby

K - (Ozzie) Keeps A Secret

L - Lending Money to Wally

M - Missing Husband

N - Night Watchman

O - Ozzie, the Boat Keeper

P - Pajama Game, The

Q - A Question of Suits and Ties

R - Reading Room

S - Selling Rick's Drums

T - The Traders

U - The Usher

V - The Orchid and the Violet

W = Wally

X = The Pancake Mix

Y = Yum Yum! = The tutti fruitti ice cream cones Darby & Ozzie get at the police station.

Z - zoot suit - did Ozzie have one?

A = Athletic = David & Ricky in The Circus ep

B - BMOC (girth-wise) Wally

C = Connie Edwards

D - Darby

E = Emporium

F - Father and Son Tournament

G = Gas commercials from ‘64 season

H = Harriet Nelson

I = Instruments played by Oz: the ukulele for one

J = Jealous Joe Randolph

K - Kodak, a major sponsor

L = Listerine: a major sponsor in the earlier seasons

M - The Miracle

N = The Newlyweds Get Settled

O = Ozzie's Night Out

P - Parental Guidance

Q - Question of Suits and Ties, A

R - Ricky's Lost Letter

S - Secret Passage

T - The Testimonial

U = Ukulele that Ozzie played

V - Valentine Show, The

W - Window Pane

X - X marks the spot, I think there was an episode when they were hunting for supposed treasure.

Y - The Newlyweds Get Settled

Z - An Honor For Oz

A - A Matter of Inches

B = Butch Barton

C - Credit Reference

D - David Writes a Column

E - Electric Train, The

F = Fraternities

G - Gay Blade, The

H = Harriet Nelson

I = Initiation

J = June Nelson

K - Kappa Sigma Party

L - Lonesome Parents

M - (The) Man Without a Family

N - No Noise

O - Oscillating Ozzie

P - Painting the Sorority House

Q- (Kris and the) Queen

R - Ricky Goes to a Dance

S - Spring Housecleaning

T - The Speech

U - The Fruitcake

V - The Newspaper Interview