Well, since this hasn't been discussed yet mine are:

50's
I Love Lucy
The Honeymooners

60's
Pete & Gladys
The Lucy Show
The Mother's-In-Law

70's
Here's Lucy
Laverne & Shirley
Three's Company

80's
Bosom Buddies
Perfect Strangers
Gimme A Break
Life With Lucy

90's
Family Matters

2000's
According To Jim
Drake And Josh
iCarly

Well, since this hasn't been discussed yet mine are:

50's
I Love Lucy
The Honeymooners

60's
Pete & Gladys
The Lucy Show
The Mother's-In-Law

70's
Here's Lucy
Laverne & Shirley
Three's Company

80's
Bosom Buddies
Perfect Strangers
Gimme A Break
Life With Lucy

90's
Family Matters

2000's
According To Jim
Drake And Josh
iCarly

My favorites are..............

50's - I love Lucy

60's - The Patty Duke show
The Mothers in law (great show)

70's - 3's Company
Chico and the Man
Bewitched

80's - Bosom buddies

90's - Friends

2000's - Cougar town (so-far)